A Mother raised her two daughters by herself as a single mother, until she remarries with a senior executive that works at a local bank. They spend some quality family time initially, but this Father’s attitude changed dramatically after the sick mother got hospitalized. The father-in-law, who has accumulated sexual desire due to the absence of a mother, and begins to act weird towards the daughters, until his brain finally snaps and he goes full psychopath deciding to train them as sex toys. The Sisters can not resist and desperately try their best to please deranged father-in-law.