Days With Him (SnK, AoT, Riren, Ereri) part 1

A story which Eren got a relationship with Levi without knowing that Levi was his long lost best friend since childhood. When Eren is a third year highschool, his mother got a lung disease. Eren took some part time jobs during weekends but his salary won't be enough to pay his mother's operation. One day Eren didn't succeed in the club of prostitution so Levi offers him a job and to pay him a bigger salary. This work Levi offered is prostitution also. Eren don't have a choice but to accept it for his mother's sake.
Will Levi and Eren discover behind the truth of their friendship or they will end up being lovers?

Credits: Hana-tox (for the bg cover)

Note:
If anyone doesn't understand the story please let me know so that I can explain it

PS: HIGHSCHOOL