Dear Murderer.

Tu Chang (Peter Chen Ho)’s boss Yeh Kuang Lung (Liu Kei) thinks highly of him and is prepared to give him his daughter’s hand in marriage. Lan Fen (Pat Ting Hung), a company typist, is Tu’s sweetheart. She gets pregnant by him and threatens to tell the manager unless he’s prepared to do the right thing. Tu however is bent on marrying Jenny. When words fail to win Lan over, Tu murders her and hides her body in the wall of an abandoned villa. Tu weds Jenny but after his honeymoon finds that a lawyer named Huang Hsiung (Wang Hsieh) is investigating Lan Fen’s disappearance on behalf of her family.