lovvlai's manga / #illness(2)

Vampire likes to drink this one dudes blood. Even though the dude is “sick” or ill.

his father has abandoned him and his mom when he was young for another woman? but father comes to ask him to donate his organ for his sick son who has been hospitalized since birth. he visits his step brother and seduces the guy. he decided to donate organ and have sex with younger bro as revenge.