Slime

In a fantasy world with humans that kill monsters for quests, you are just a slime... MONSTERS slime, weak, F rank goblin, a bit strong, F rank Orc, dumb, D rank skeleton, kinda strong, D rank Zombie, pretty strong, C rank shapeshifter, pretty strong, can morph into humans and other monsters, C rank giant spider, strong, B rank Giant worm, strong, B rank shadow soul, can only be damaged by magic, super strong, A rank giant snake, super strong, A rank Crystal golem, extremely strong, S rank Dragon, can have different elements, extremely strong, rank CHARACTERS Zephyr, A-rank, human, male Lyra, B-rank, human, female Cynta, C-rank, human, female Jake, C-rank, human, male Maru, C-rank, human, male