Reunited in their hometown for their father's funeral, two self-interested brothers meet a peculiar woman who shares a huge secret about their family.

A success-hungry lawyer finds himself unable to turn his back on a suspicious case involving a child who claims she murdered her brother.

In an era of violence and corruption, Park Yeong-han, a humble detective, joins forces with Sang-sun, Gyeong-hwan and Ho-jeong to uphold justice.