Return back to 2016.

Uncover any hidden message.

Die every way possible.

Uncover Lee Yue-hong's past.

Complete the ending: Into the Abyss.

Remove the shadow one time.

Find the black cat.

Complete the last stage with the Dark One.

Find Poody!

Collect all the achievements.

Get all rewards.

Obtain the USB.

Reach the end of the secret room.

Extinguish all the candles.

Complete the Seal of 5 Phases.

Use the remote controller.

Open the sealed gate.

Open the secret passage in the reception room.

Get Doc's surprise.

Complete the ending: The Extrication.

Escape from death.

Escape from the ghost sergeant.

Fulfill Lee Yue-hong's final wish.

Find the non-existent B3.

Unlock the code in the registrar's office.

Get all collectibles.