Activate the Quarry laser.

Activate the Treehouse laser.

Complete Not a Hero on Professional difficulty.

Get ending 2.

Complete End of Zoe on Easy or Normal.

Get the bad ending in Daughters.

Perform a 4-hit combo with your bare fists in End of Zoe.

Complete Survival+ mode in 21.

Shoot and knock back Marguerite while she's leaping at you.

Complete Bedroom.

Put an unrelated object on a shadow plinth.

Complete the game on Easy.