Beom Yeon-Sion is a lonely boy who, after being betrayed by his boyfriend two years ago, lost trust in people. Always quiet and reserved, he never had friends due to the bullying he suffered at school. Now, working at a convenience store, his routine changes when Cha Jae-Kyung enters the place. Upon seeing him, Jae-Kyung falls in love at first sight and, for the first time, Beom Yeon-Sion feels something he never even felt for his ex-boyfriend.

Starlight