The head of a family of colorful slugs has been captured by the evil minions of the mad professor who is conducting experiments on the jelly creatures in Jellydad Hero. The poor fellow was imprisoned in a transparent flask and it would seem his fate was decided. However, the professor's assistants did something stupid and the flask opened. This gave the prisoner the opportunity to escape and he took advantage of it. Next, you will help the hero go through all the levels of the underground bunker, including even using the ventilation holes in Jellydad Hero and collecting golden gears.