The story of a certain bride. Yoshida Hana, a beautiful wife in her second year of marriage. Shortly after registering her marriage with her husband Yasuhiro, both of her parents died in an accident just before their wedding. Now, Kanon has no relatives, and her husband cherishes her as if she were a blood relative. However, due to her husband's work schedule, Kanon and her mother-in-law, Kazama Yumi, were meant to be living happily under the same roof for the past month. But one evening, despite being a grown woman, she finds her husband and mother-in-law taking a bath together. Having been battling with her mother-in-law since they started living together, Yoshida eavesdrops on their conversation and is shocked by a casual remark she makes. It all started when her mother-in-law complained about wanting to see her grandchild. The story is linked at key points to the work "Mother-in-law's Desire - A beautiful mother-in-law who takes advantage of the moment when her daughter-in-law is not looking to covet her beloved son's penis - / Kazama Yumi."