The Hollow Episode 4 The Lighthouse Episode Title:The Lighthouse.Episode Description:Adam theorizes that they are in a parallel universe. He also learns more about his strength when he accidentally pushes Kai. During their argument, Mira arrives. She explains that she is able to breathe underwater and can swim like a mermaid. The trio then continue walking and see a lighthouse. They then find out that it is inhabited by a cyclops. In hopes of using the lighthouse to signal for help, they must find a new light bulb as the one there is broken. With Mira's swimming skill and the help of an octopus, they are able to retrieve a new light bulb from an abandoned submarine...