My guilt over my inability to protect her from betrayal by her unfaithful partner makes me want to comfort her with my innocence in my arms, and I want her, even though our encounter is taboo

My innocent sister needs to be comforted for her lover's betrayal and then my desires for her lead to a taboo encounter. In homemade amateur footage, two raw emotions: brotherly love and forbidden desire are fumbled over, blurring the lines.