Ai wo Kou Hito (2017)

Toyoko doesn't know how to love her daughter Terue and subjects the latter to physical abuse when she was a child. As a result, Terue was hungry for love but didn't know how to be loved. Years later, Terue grows up and has a daughter Migusa who is in senior high school when she reunites with her brother Takenori who was separated from her at birth. Due to the reunion, memories of her miserable childhood come flooding back. With the support of Migusa, Terue decides to head to Taiwan to look for her late father's grave and finds out the truth behind her mother's behaviour after meeting Toyoko there. Based on the novel Ai wo kou hito by Harumi Shimoda.