Dan had what he thought was the greatest idea ever: he thought of taking his best friend Phil on a camping trip for a whole weekend so they could become closer! Things quickly take a turn for the worst when Phil disappears without a trace. Can Dan find Phil? And if he can, by the time he gets to him, will it be too late?

Meet Dan, an 18 year-old British boy who is just about to go off and start his life at university. Dan doesn't know what he really and truly wants to do with his life...until he meets Phil Lester, a 22 year-old YouTuber. Dan wants to be friends with Phil, and Phil wants to be friends with Dan. How will things turn out in the end?