
what he put inside was not semen it’s an enema (with the syringe) that’s why it was hurting (i recommend reading the novel it’s more graphic and the bdsm is more intense and better explained)

https://www.novelupdates.com/series/ang-ang/ i think here?
i’ve read this BL like 3 times i’m so emotionally attached to it
Furthermore its complete and loooooonggggg that is why we can enjoy it more lol