Anal slave wife for manual laborers

Minako, who was bullied by her mother-in-law on a daily basis, hurts her mother-in-law in an accident. Panic, Minako ran out of the house, replacing Matsumoto Marina and living in the factory and began working. Although she was a woman, she managed to live a peaceful life by mixing with the men and doing hard work. However, when a detective appears searching for Marina at the factory, Marina is held back by the worker Fuchigami. He is forced to train his obscene asshole in order to stay in the factory, and even becomes a slave to the worker's sexual desires...