Zoey is a talented dancer whose organized life is rudely disrupted when she moves in with her new step-dad and three step-brothers, until she discovers a dog-training app that can get boys to obey her every command. But she soon learns that it isn't the cure-all she had hoped for.
When a substance abuse counsellor gets arrested for a DUI and returns to her hometown of Niagara Falls, she learns that her estranged father is dying of cancer and wants her to form a bond with her teenage half-sister that she's never met.
In the early days of the Showa era in Matsuyama, Ehime Prefecture a newborn baby is abandoned with a doll under the eaves of a merchant house along the pilgrimage route in Shikoku. It seems to be a pilgrim struggling to make a living. This baby girl is named Haruko and brought by Tomita Shizuko and Katsuji as the younger sister of their son Ryosuke who is three years apart. When the war begins, 16-year old Ryosuke qualifies for the naval academy and crosses the Seto Inland Sea. After some consideration, Shizuko tells Haruko the truth that they are not real siblings for the first time. Haruko who has had a secret crush on her brother ever since he said that he would protect her, is innocently overjoyed and heads to Hiroshima to convey this to him. The next day, an atomic bomb explodes in the sky…
As Sun-kyeong's father fails his second marriage and rushes to migrate, Sun-kyeong writes a letter to her stepmother. While writing a letter, Sun-kyeong reminisce about her times at her brother's place in Seoul.