Sans has watched as everything repeated over and over again. So has Frisk. Sans gave up a long time ago. Frisk, she still has plenty of determination. They couldn't end the loop on their own. But maybe, they could end it if they worked together? Female Frisk. Possible future Frisk/Sans.

Infected with Hanahaki disease, Shiro starts coughing up flowers. It's terminal, unless his love is requited. He's not even sure who he's in love with: Keith is his sun, but Allura is his stars. Either way, they've both made their lack of feelings for him clear, and the fate of the universe rests on their upcoming marriage. All he can do is hide it as he watches them fall in love.

Hanahaki disease is an illness borne from unrequited love. Petals bloom in the chest, their roots threading through every inch and around every vein, filling every crevice and feeding on blood and flesh until they spill into the lung and strangle the heart. Lance spends the morning bent over the toilet, pastel blue flowers spilling from his lips and staining the water beneath him

Reader tries adjusting to life after monsters are released to the surface, gradually falling for a punny short skeleton in the process.

An after series for my Sans Days story, similar to Sans Nights but more Gaster-Centric. I mostly started writing this because I had a super shitty nightmare and I wanted Gaster to fix it for me.

Keith thinks he's discovered the cure to Hanahaki. Keith is also very, very wrong.

She knows the story, she's heard the rumors, but it never stopped her from climbing the mountain. But what'll happen if something were to change this, something that makes it all true? Down the rabbit hole and into the matrix, how will she deal as the only human among monsters? And how will the time-line respond to this new unknown? (UNDERTALE is the sole property of Toby Fox)

When Frisk returns from her first semester of college pregnant, the first person she turns to is her best friend and partner in crime, Sans. But when despite everything, they can't hide their feelings for each other, will the differences between magic and determination push them apart?

[Spoilers For Entire Game] "If we're really friends, you won't come back." After sparing the final boss and facing the consequences for their actions up 'til then, the fallen child takes those words to heart and resets. The next time will be better, but a question still lingers: what does it mean to be "friends"? If they keep going, maybe they'll learn the answer...

Meteors, signals, apologies, and that tricky little thing called humanity- four years after the events of Portal II, Wheatley's been handed a second chance, but it's not going to be plain sailing…