Kiyo Hori (29 years old), after a big heartbreak with Yasutaka Mizuki, a married senior at her company, quickly marries Mitsuhiro Yoshida after 4 months of dating. Mitsuhiro is divorced. The reason for the divorce was infidelity on the part of her ex-wife, Reina. Marriage with Mitsuhiro, who pays child support every month without fail for their 3-year-old child who lives apart. However, the married life was not as bad as I had imagined. She was seduced by Mitsuhiro's passionate marriage proposal and got married, but her life with Mitsuhiro was comfortable and their physical compatibility was excellent. However, if it weren't for the frequent interference from Reina who used her child as a dumpling...!! Today again, I receive a phone call from my ex-wife who casually calls my husband's name in a sweet voice...!!