You will Watch Scooby Doo! Mystery Incorporated Episode 1 online for free episodes with HQ / high quality. Stream cartoons Scooby Doo! Mystery Incorporated 101 Beware the Beast From Below. A slime mutant that lives underneath Crystal Cove is cocooning anyone who gets in its way. Despite being warned not to continue investigating by their parents and authority figures the gang attempts to solve the mystery. Meanwhile, Velma is trying to get Shaggy to be more intimate in their secret relationship. Daphne also keeps hinting her romantic feelings towards Fred who is oblivious to almost everything apart from solving mysteries and building traps. After solving the mystery the gang comes into contact with a mysterious man who refers to himself as “Mr. E” and remarks that they have uncovered “a truth that should have remained buried” and that “the real mystery has just begun”.