Time Traveling Trouble

This is a three person quest.

You and your other two comrads have been volunteered to test out Professor Chronos' latest time machine. But when a mysterous villain attempts to get in the time machine, disaster struck. The best way to track down the villain is to use the prototype time machine. The prototype time machine is the only thing that let you track down the villain in time, and stop him from screwing up the past to affect the present.