On Tuesday, Eminem releases The Marshall Mathers LP 2, his 10th full-length album. It seems like a return, and not just because it evokes the name and album art of his massive 2000 LP. The Monster, featuring Rihanna, is the second single from the album — but what’s the man they call Slim Shady really trying to say with it? David Berry investigates what’s hiding under Eminem’s bed.

Reading suggestion: Listen to Eminem’s son Monster below, then scroll down to follow along with the lyrics.