He never told them. Giyuu was always so silent, so quiet. He never wanted to burden the others. But had they known about his illness, he would have made them worry. If only he had told them. If only he had told him.

When Tomioka Giyuu rescues a little girl, he expected her to want to find her parents. Instead she pleaded for him to not make her go back. Taking the young girl in, he soon adopts her and raises her as his own without the hashira knowing. Seeing large changes in the once stoic man, they decide it was time to see what he had been doing in his free time.

WARNING: READ THE FOOKAN TAGS Summary: After Tomioka Giyuu left Tanjiro, he ran into Kibutsuji Muzan. They found each other, but before they managed to fight, they heard a wail, only to see a little demon girl no older than the age of five. The girl mistaken them for her parents, Giyuu was nervous while Muzan wanted her dead. Giyuu made a deal with Muzan that he will help him find the blue spider lily if he spares the girl's life while staying away from the Demon slayer corps, He agreed Little does Muzan know, Giyuu is growing the flowers inside him due to his hanahaki disease that's been passed down from generations in their family until they find the person they love Or: Giyuu and Muzan got forced to raise a kid together and get married while Giyuu keeps this from his fellow demon slayers. What could go wrong? (In my defense woman you simp for Douma) [Side note, this is for shits and giggles please dont take this too seriously XD]

Giyuu is a prince of a lovely kingdom. Problem is, his father isn't a good king. People are starting to riot, just as prince Giyuu falls very ill. A new doctor arrives but something is off about him.