Adam Scott delivers a career-best performance, balancing the "Innie's" childlike curiosity with the "Outie's" heavy depression.

We see the psychological toll of Petey’s "reintegration" through Mark's grief.

Mark’s grief and his sister’s influence The Ms. Casey revelation at the end The "Overtime Contingency" mechanics

The episode peels back the layers of the "severed" psyche.

The use of symmetrical framing makes the Lumon hallways feel like a labyrinth with no exit.

The title "Dissection" operates on multiple levels, moving beyond the literal medical sense into the metaphorical.