Ship of Theseus summary: 28 years ago, Tamura's parent was responsible for a mass indescriminate poisoning case while he was in elementary school, and since then he grew up branded as the son of a criminal. After Tamura's wife dies during childbirth, he heads back to Hokkaido to confront his past. The mysteries surrounding his father, a police officer, go back to the year of 1989... (Source: MU)