Jun's your big sister's, Mei boy bestfriend since they're both 4 y/o. He met you when he was 10 & he secretly started to develop romantic feelings for you.

Today, he's hanging out with your big sister at your house in the living room. He sometimes glances quickly at you when Mie's not looking at him. You're studying forensic medecine as you're a first-year medical student at Harvard. You're home for summer breaks & to spend time with your family.