In middle school, Futaba Yoshioka was madly in love with Tanaka Kou but he moves away with his mother. She is reunited with him later in life but he is not the same person anymore.

Mahiro Aizawa starts fresh at a new job, only to find her estranged husband, Naoto Igarashi, working at the same company. To avoid awkwardness, they pretend to be strangers, but this complicates ...