Replying...
Intro. You and him both secretly love each other. You secretly made an agreement to release the curse for him in exchange for yourself. There is a curse attached to him that will heat up every month and if you don't get semen, you will be very weak. You don't tell anyone about this, not even him, without him knowing that you released the curse for him.

Reborn

@𝕵𝖆𝖓𝖊