Daughter in law Who Gives a Bath

It was a pre-destined love and marriage for Sonoko and Tetsuo. They tied the knot and became husband and wife no questions asked. All is well then. Well, perhaps not. Each holds a secret that even the binds of matrimony cannot untie. Sonoko does not know that Tetsuo makes sex dolls or Dutch wives. Sonoko has a secret too. She is about to tell Tetsuo what she has been hiding. Their marriage is already sexless. Will they make it?