Deborah pays a visit to her family's cottage, where her teenage sister, Deanna, awaits their father's late-night arrival. As they engage in hesitant conversation, Deanna pretends to be interested, but their relationship becomes even more strained when Deborah reveals the unsettling past she shares with their father. This revelation drives a wedge between the sisters, as they grapple with their complex emotions towards their father while an ominous figure lurks in the surrounding woods. In the poignant drama 'Dad,' the story unfolds within the confines of the cottage, exploring the fragile bonds of a fractured family, and the sisters' journey towards acceptance amidst their tangled affection for their father.