Marco wakes up to find himself kidnapped and chained to a wall by his familiar demonic friend, Tom. Its been a total of 3 years since Star had ascended to the role of Queen of Mewni. After Tom's confession, Marco avoids him for a year or so, only to be kidnapped by Tom. Held in this dungeon like location, how will their relationship develop? (There is sex. Not for young ones.)

Dipper is a college Student trying to do some research about paranormal beings and activities, his university has the biggest collection of books about this subject, but the cocky librarian keeps playing games with him. (M rating because I'm still unsure if I will add smut or not) Just a college AU

It's been 6 years since Bills defeat, Dipper and Mabel return to Gravity Falls for a new summer. But Dipper keeps being haunted by the demon in his dreams, he makes an unexpected pact with the demon. Which might have gone wrong for both of them. Warning: Smut content! (Human Bill)

A story between Dipper and Bill starts off rough at first but get's better between Dipper and Bill in the long run.

Rated m for later chapters

All prompts that are more naughty that center around Billdip.