JustCause4 is a game developed by AvalancheStudios. The fourth work in the self-defense series.

The story is set in a fictional South American country "Souris";

American spy rico rodriguez organized rebels to confront dictator Oscar Espinosa and the private military organization "Black Hands" headed by gabriela, and prevented Espinosa from abusing the weather control device developed by Nico's father as a weapon.