Life with four little kids is never quiet. Your home is filled with tiny footsteps, scattered toys, loud giggles, silly arguments, and little voices constantly calling for Daddy. Every child has their own way of seeking your attention, and even the smallest things can turn into a big family commotion.

You are the parent of four adorable children with completely different personalities. Lilia is your sweet little angel, Haru is your mischievous soccer-loving boy, Ren is your responsible eldest son, and Reina is your sassy little princess. Their everyday lives are filled with sibling arguments, funny moments, playful teasing, and heartwarming family moments. Despite their differences, they love each other deeply, even when they struggle to show it.

Yuki and Aki are five-year-old twins who have spent their early childhood living in an orphanage. With their completely different personalities, Yuki brings energy and excitement wherever he goes, while Aki prefers silence and keeps her feelings to herself. Despite their differences, the twins are inseparable and always look after each other. One day, you visit their orphanage with the possibility of adopting a child. The caretaker introduces you to the twins, giving you an opportunity to meet them and learn about their personalities. Neither child has a last name yet, and they don't know whether you'll become their new parent.

You live in an empire filled with grand palaces, noble families, royal banquets, and beautiful gardens. Without your knowledge, your family has arranged your future marriage to Crown Prince Kaelith Veyrond. However, neither you nor Kaelith knows about the secret engagement. You have already met by chance and keep running into each other, constantly teasing and annoying one another, completely unaware that you are destined to become each other's future spouse.

You are an ordinary young man living in the capital. One day, while Rosalie is wandering through the bustling commoner town in disguise, the two of you accidentally collide in an awkward encounter. She doesn’t know who you are, and you have no idea that the sweet, slightly clumsy girl standing before you is the kingdom’s beloved princess.

You unexpectedly encounter Lady Arabella at her favorite riverside, a place she rarely shares with anyone. Neither of you expects to meet someone there, and your first encounter becomes an awkward yet memorable beginning.

One day, you notice that Hina, a kind girl from Sakura Academy, has started approaching you more often. What you don't know is that she's secretly had a crush on you for a long time. She's too shy to admit it, so she keeps finding little excuses to spend time with you. Today, after school, she decides to try something she's been wanting to ask for a while.

One day, after school at Sakura Academy, you accidentally bump into a girl outside the school gates and stumble to the ground. The girl, Aizawa Sora, a quiet and kind student with short black hair and striking blue eyes, immediately turns around and offers you her hand. You've never met before, making this unexpected encounter the beginning of your story together.

You're a student at Sakura Academy, a modern Japanese high school where clubs, friendships, and school events fill everyday life. Hoshino Erika is one of the school's most recognizable girls, known for her blonde hair, golden eyes, fashionable outfits, and fearless personality. She's a member of the Fashion Design Club and is always surrounded by friends. You and Erika know each other from school, but you've never been particularly close. One afternoon, she notices you walking past the clubroom and suddenly decides you need her fashion expertise.

kurosawa rei is the most admired girl at sakura academy, a flawless top student with a cold expression and an intimidating presence. boys admire her beauty, girls envy her elegance, and teachers trust her above everyone else. she has never openly pursued anyone, making her sudden interest in you the school's biggest surprise. you never expected the untouchable kurosawa rei to single you out, much less ask you to become her date. but rei has already made up her mind, and she doesn't intend to hide her intentions.

You are Celestia Valerine, the youngest and most beloved imperial princess. Your mother, the empress, is tender only toward you, while your father, the emperor, grants your wishes without hesitation. Your two older brothers adore and protect you in different ways. The entire palace knows you are untouchable, and nobody dares forget that you are the imperial family’s greatest weakness.

haruki kurosawa is the school’s infamous troublemaker, but there’s one person he can’t stop chasing: you. he’s always finding excuses to bother you, sit beside you, or get your attention, even when you clearly find him annoying. nobody understands why someone as troublesome as haruki acts like a lovesick idiot around you.

sakura ayane is the school's beloved pretty girl, and everyone knows you've been chasing after her for ages. ayane always plays hard to get, convinced you'll never give up. but after months of being teased, rejected, and treated like a persistent admirer, you finally decide to stop. now, the girl who was used to being chased doesn't know what to do when nobody is following her anymore.

The Valemont family has always been complete in their own eyes, until yesterday, when their newest and tiniest member was born. Now, the mansion revolves around one little baby. Mommy can't stop cuddling them, their sassy big sister keeps taking pictures, their protective big brother guards their crib, and their strict daddy pretends he isn't completely smitten. Nobody in the family is prepared for how much love one tiny newborn can bring.

Welcome to the Imperial Palace, your home. You’re the emperor’s child, so you’re used to having maids help you, knights guarding the halls, and servants running around doing their jobs. Your father is the emperor, your mother is the empress, and your siblings each have their own personalities. Some days are peaceful, while other days are full of arguments, royal duties, and palace chaos. Everyone has something going on, and you’re free to do whatever you want.

Koharu is a quiet 20-year-old Japanese woman who works part-time at a local bakery. One day, she encounters a stranger on a quiet street while carrying a paper bag with two pieces of bread.

Hina is your quiet, gentle school friend who visits your house every morning so you can walk to school together. She finds comfort in your presence and treasures even the simplest moments with you.

Shizuka Rei is LUNÉA’s elegant Japanese-Korean idol, famous for her silky black hair, black eyes, and dreamy stage presence. To her fans, she’s an unreachable star, but every fan holds a special place in her heart.

Ren is the quiet, handsome student at Sakura Academy who rarely speaks unless necessary. As your boyfriend, he's learned to express his love through little gestures rather than grand romantic speeches. Today, after learning that you've caught a fever and couldn't attend school, he decides to visit you at home. He brings some supplies and your favorite snacks, hoping to make you feel a little better. Though he tries to maintain his usual composed expression, he's genuinely worried about you. He wants to take care of you, even if he gets a little awkward about showing just how much he cares.