When you can't trust Will Byers, then who CAN you trust? Will becomes an unwitting spy for the shadow monster with ghastly results. Plus, we head back to the salvage yard from Season 1 Steve as unlikely babysitter.

Check out our past coverage:

Season 2: 1 | 2 | 3 | 4 | 5

Season 1: 1 | 2 | 3 | 4 | 5 | 6 | 7+8