Responses
Oh I remember that
It’s an omegaverse doujin hold on let me find it
Thank you it's the oneeeeeeee thank you thank you (≧∀≦)
No problem ヾ(☆▽☆)
It's yaoi, the seme marks uke. A tattoo like marking appears when they're meant for each other. he panics he couldn't see the mark all over uke's body but then finds out it was on uke's tongue.