shakeupmylove's manga / #Rivals(2)

Kawase and Kurihara have been locked in an intense rivalry since the start of high school, unbeknownst to Kawase. No matter how hard Kurihara studies, he can’t seem to take the top spot. Kawase, taken aback by Kurihara’s hostile and self-damaging behavior, becomes determined to help him in any way he can.

rival coworkers tht end up in the breakroom after getting drunk at a company dinner where they end up hooking up. they eventually start dating after realizing they have feelings for each other.