After discovering that the boyfriend she planned to marry had cheated, Fuwari Tsukino refuses to cry, quietly break up, or pretend nothing happened. She contacts a director and chooses the ultimate revenge: a sex video letter addressed to the man who betrayed her, released on his birthday. The friendly karaoke worker has limited sexual experience, but makes her porn debut with her first POV sex shoot, squirting, facial, internal orgasm, and threesome. This documentary follows her transformation into porn actress Fuwari Tsukino and the unforgettable birthday revenge she delivers.