Room for Rent (2017) online

In senior year Mitch Baldwin won the lottery. Three years later he was flat broke and a laughing stock. He's been holed-up in his family home ever since. With his father retiring, talk of downsizing pushes Mitch to suggest renting a room to a mysterious stranger named Carl. When Carl upsets Mitch's routine way of life, a battle of wits turns into all out war involving deception, humiliation, spying, and revenge. The question is how far are these guys prepared to go? The answer, too far