When your wife leaves to a business trip, she gives you one

When your wife leaves to a business trip, she gives you one task: somehow bound with her daughters, your step-daughters. But she wont tell you how. Three young, gorgeous girl with their own life. How could a man get close to them! What is the only thing all three of them loves more than anything! Yeah, you know the answer, so put your charm into good use and bound with them. Make your wife happy.