Lumon is back to their lying ways in the Severance Season 2 premiere — but would we expect anything less from the world's shadiest company? In Season 2, episode 1, Mark (Adam Scott) returns to the Severed Floor following the Innies' daring Season 1 escape.

Everything you need to know about The Lexington Letter, including what it reveals about Lumon and why it makes Severance Season 2 scarier.

Severance's season two premiere featured a ridiculous new Innie orientation video, and a pretty big star voiced the company's most important building.