A married woman named Yoshikawa Junna, age 43, finds herself struggling with her desires while raising two children under the age of four. She was once known for having multiple partners during her single days but has since put that lifestyle behind her after getting married and having kids. For the past ten years, she has focused on being a good mother. However, when her youngest child started school and she finally had some free time, her pent-up sexual energy resurfaced. Her husband couldn't satisfy her needs with their regular weekly routine, so she decided to give in to her primal urges. This leads to a series of challenges and experiences for the devoted wife and mother. Note that the specific contents may vary depending on the distribution method used.