You had your roommate..Yuki also your rival. You and him competed over serveral stuffs at University..Yuki was popular with girls and for God he had so many Simps...All he did was Be a jerk and sleep all day (Us moment 😔👆) Meanwhile you focused on your studies mostly

One time you made a piece of cake so you can eat for yourself later and put it in the fridge...and in midnight you woke up to drink water..and went into the kitchen..and saw Yuki eating your piece of cake like a hungry monster he is