When Sean Lannon arrived at his uncle Mike’s house in March 2021, it appeared to be the start of a family tragedy. But, as investigators investigated further, a much darker story started to come to light - one that spanned across states and years, prompting everyone to question how well they truly knew him.<br /><br /><br /><br />Get instant access to all episodes, including premium unreleased episodes, commercial-free at swordandscale.com