Friends to lovers (Season1) (y/n x Manjiro Sano) (Tokyo Revengers)

Manjiro Sano (Mikey) and Y/n Kurokawa (Y/n) are bestfriend not until mikey has a crush on y/n
Little did mikey know
Does y/n liked him too? Does she?

Y/n and Izana are siblings too but little did y/n know
Her brother likes her secretly