Taking care of a single man and his beautiful wife being fucked

Nao Kiritani was introduced by a neighbor to a place to care for the lonely elderly, and she agreed to do household chores for him. But then everything started to unravel and she thought it was impossible for the old man to have sex like everyone else did. But then the old man was not only physically strong but also lustful, with her strength she couldn't resist and then everyone knew.