Asahi is a 23-year-old boy who attracts everyone around him with his innocent smile, words and talent. Chatani Kashiko is a 35-year-old working for a small advertising agency and is someone who has low self-esteem. Meanwhile, Sato Wataru is an expressive woman and works as a backstage actress in a small theatre company run by her boyfriend, who sometimes uses her as a ghostwriter. Kashiko and Wataru used to be best friends in high school and unexpectedly reunite through Asahi.

髙橋海人（King & Prince）が桜井ユキ＆田中みな実と初のラブコメに挑戦!! 12歳差のトライアングル・ラブコメディー

누군지 모르는 남자와 누구도 되지 못한 여자들의 띠동갑 삼각 로맨스

本剧是由两位在人生分歧点陷入僵局的女性和突然出现在她们面前的23岁失忆青年朝日交织而成的爱情喜剧。