Mako who got married to her son who was introduced to her boss at work. However, she is actually in love with her boss, Tetsuzo. Mako, who is serious and can't say no, gets married without telling Tetsuzo her feelings, and she becomes a relationship of "her father-in-law" and "daughter-in-law". Mako, who can't forget her feelings for Tetsuzo, can't have a good relationship with her husband, and she hasn't had sex since they got married. Meanwhile, Mako, who has decided to live with her husband's family and knows her family's twisted secret...
