\”Young Boyfriend\” is a \”heartbeat love story\” depicting a light love relationship between a man younger than himself and a woman older than himself. The girlfriends of the boss who can work and the boyfriends whose younger generations cannot work, the new female teachers who took up the post, the top students who fell in love with her at first sight, the male students who fell in love with her at first sight, the unsold male celebrities who practiced cross talk in the park, and his fans, company employees, women, etc. The setting of \”being in love\” was continued.