A young man named Ángel decides to take revenge for the murder of his parents, committed at the hands of hitmen hired by a businessman. Due to the difficulty of knowing exactly who was responsible for the murder of his parents, he decides to end the The life of all the hit men there is, until he ends the last one, and he does it together with several friends who are also driven by the murder of their relatives.

Iris and Ariel are 17-year-old twins, who live with their mother and older sister in an old house in the middle of a rocky island covered with molluscs and birds. The teenagers have grown up isolated from the mainland, in a sibling relationship that surpasses the limits of normal intimacy. The abrupt absence of their mother deeply wounds the three siblings, and Iris, moved by a strong need of separating herself from her brother, decides to go alone to the city for the first time.