Kaz searches for a flash drive, thinking it contains Oliver's study guide for a test, but it turns out to be a digital jail storing a villain named Wi-Fi. When Kaz plugs the drive into his laptop, Wi-Fi enters the physical world and simultaneously pulls Kaz into the computer.

Oliver and Skylar pet sit Horace's shark that is kept in the aquatic wing of the hospital. When Oliver feeds the shark the wrong food, the shark evolves into a man-shark.