"I don't want to be the first openly gay couple at Hanguk University!" Yoon Siho finds himself relentlessly pursued by his best friend and classmate, Ji Seunghyun. Despite his attempts to steer clear of him, leading a normal college life is becoming increasingly unattainable. One day, a strange app presents itself to Siho, claiming to reveal how much a handsome man is attracted to you. "This is it!" Eager to utilize the app to reduce Seunghyun's affection score, Siho gives it a shot, but rather than diminishing, Seunghyun's affection only continues to escalate! "Can you please stop increasing already—your affection score and that thing of yours!"