(OC) had had a massive crush on (Bias) for years. At first, no one knew. Until it became obvious, (Bias) telling everyone of (OC)'s crush.
(Bias) got a girlfriend, making (OC) insanely jealous. What was worse was that their new girlfriend would always tease (OC) about third crush and how they could never have them.
One day, (OC) couldn't take it anymore, so what happened? (OC) and (Bias' girlfriend) got into a fight in front of (Bias), who breaks it up.