Portal Stories: Mel Tram Ride

This is the first level in Portal Stories: Mel it starts in a tram ride, introducing Cave Johnson, C.E.O. of Aperture Science; and someone named Chris.

Hazards

 * None

Video walkthough
NOTE: This video applies for the whole First Chapter.

Trivia

 * During the beginning train ride, it’s possible to see a security guard knocking on a door, which is a reference to a similar event in Half Life: Blue Shift.