Three years after their only daughter Izumi married and left home, Kyoko Tsukasa receives a sudden phone call from her. Izumi sounds lonely, revealing that constant arguments plague her marriage, and she pleads with her mother to help reconcile her relationship with her husband. Worried, Kyoko visits her daughter's home, determined to mend the couple's bond for Izumi's sake. But as she becomes more involved, unexpected developments unfold—beginning with Kyoko giving a massage to her son-in-law, Kota. The story unfolds through Kyoko's inner emotions, conflicts, and the evolving dynamics of her relationship with her daughter, capturing the warmth and complexity of family life through ordinary moments.