Kill every character that can be killed.

Incinerate the cabin, the gas station, and the body in Norrbotten.

Honestly, we're the monsters for letting you kill the dog.

Crush every car in the junkyard.

Hide the body in the water tank and then turn on the tap.

Test out every laboratory drug on the guard.

Dispose of the body in a bloody way.

Get drunk three times on the train.

Simulate a totally implausible suicide.

View the credits of the hospital's intranet.

Cause the office worker in the hangar to overdose.

Finish the game without using the pager.

Complete the Lab mission without leaving any evidence behind.

Complete every mission.

Complete the House mission without leaving any evidence behind.

Complete the Hotel mission without leaving any evidence behind.

Complete the Hospital mission without leaving any evidence behind.

Complete the Snow mission without leaving any evidence behind.

Complete the Junkyard mission without leaving any evidence behind.

Complete the Train mission without leaving any evidence behind.

Complete the Museum mission without leaving any evidence behind.

Complete the Prison mission without leaving any evidence behind.

Complete the Hangar mission without leaving any evidence behind.

Complete the Construction mission without leaving any evidence behind.

Contact the fire department.

Get lost in the woods.

Take out the guard by giving him a lot (and we mean a LOT) of coffee.