Dr Mole is on the run

The loud thumping is still ringing in your ears... in the middle of the night, someone must have been banging on your front door with all their might. But when you finally made it out of bed and to the door, there was no one to be seen. Only in the distance did you hear footsteps quickly fading away. A moderately funny joke you think to yourself and are about to go back inside, but then you notice a package next to your door. Surprised, you pick it up and take it inside, unaware of what you've gotten yourself into. Slowly, you start to open the brown box...