Crushed Love Well Shaken — Bob Young

Bert, 4F and gimpy, desires June, the married woman down the hall in his rooming house in 1943. Her husband is away at war and missing in action. Bert works as a clerk in the town butcher shop. In the depths of this emotional poverty, a red, hot blonde steps into his life with an offer he can't refuse. Gracie, the grandniece of Bert's landlady, is pregnant with her married supervisor's child. She needs someone to save her reputation. He marries Gracie.
As Bert comes home after work his first night married, he finds that June and Gracie are co-workers and friends at the textile mill in town. Bert decides he has to find a way to love them both.