Audrey teaches postnatal fitness to a group of Moms who bring their baby strollers to the park, but when her recently hired assistant secretly starts exacting revenge, Audrey's perfect world erupts into madness.

Three years after the expiration of the ten year statute of limitations, police detective Ryoo Yi-jae meets the man who killed his son in a hit and run accident.

A woman seeks revenge on a powerful crime boss.

In 2002, “Fukushu Ho” (Revenge Law) has been implemented. “Fukushu Ho” allows victims or victims' family to exact revenge against criminals directly. Yasuyuki is a middle school teacher. He is opposed to “Fukushu Ho,” but he changes his mind after his wife is murdered. Yasuyuki decides to take revenge on the murderer who killed his wife. According to “Fukushu Ho,” Yasuyuki travels to an island which has been designated as the get my revenge location. At the same time, members of a radical environment protection group, who committed terroristic acts indiscriminately, are at the same island. Family members who lost loved ones in the terroristic acts arrive on the island to exact revenge. The victims' families have 18 hours to take revenge. Weapons, food and GPS are given to the families and the locations of the criminals. If the revenge acts are not carried out within 18 hours, the criminals are released.

The film tells the story of a shocking and unsolved case caused by a school drowning death case. The film depicts the story of the police's spirit of fighting wits and courage with Abe, a patient with split personality, after a series of investigations.

Drug lord Au Kai kills his man Li Tin-Kit after finding him as an undercover cop. Tin-Wah vows to avenge his elder brother, and he mixes himself in Au’s gang for collecting the proofs of his crime. The rival of Au, Sister Ha, takes advantage of the chance to make Tin-Wah kill Kan to weaken Au’s strength…