Josh has a habit of telling Tyler exactly what he knows he wants to hear.
or the one where Josh works at Walmart and Tyler has a bad habit of spilling personal details to complete strangers.
Tyler is thrown into disaster; he doesn't have the coping skills to handle it, and he can't really defend himself. He's lucky Pete and Patrick decided to take him in.
or a Joshler apocalypse au because we don't have enough of those.