The gang (killer, horror,dust,nightmare, error,cross, sci and demon) dust, horror and sci are together with an open relationship and dust and horror are engaged . Nightmare and killer are married. Dream and cross are engaged. Error and ink are married. Demon and reaper are married. Demon’s age changes randomly but he’s incredibly strong. Nightmare is the boss. Sci is a doctor. Error and demon are brothers. They are a gang of skeleton serial killers.

It knows all

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demon is in his demonic form

live as sans

the bad sanses

demon is acting really odd

the undertale cast go on a cruise

the bad sanses go on a cruise vacation

grace works as a funeral planner and you are the spirit of someone who died with nobody to remember them,therefore didn't get a burial.

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bad sanses

the series bones

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bad sanses alternate timeline 2

bad sanses clone 1

demon has started to act more like his species.

undertale but more volatile

demofell but a bit later when dem is a toddler