A victim suddenly turns into an assailant, and we expect complicated emotions the protagonists go through in the film Triangle. However, the film does not forget that violence, which can not even be expressed, made the structure. The audience encounters the solitude and anxiety of the two protagonists, noticing the outside of the frame. The violence starts from catcalling on the road, leads to a hospital, where their anxiety gets amplified and continues to the moment the family confronts each other. [AHN Daseul]