A teenage girl called Song Li believes that a ghost is following her, so the Powers team, including Mark and Dr. Mary Holland, go to investigate. The team learn that Song Li is causing these ghostly disturbances, and Mark discovers that Song Li is a teenager with special powers like him.

After a man goes missing, the Powers team are sent in to investigate. In Song Li's first case, she discovers that the missing man was sent back in time to save his grandfather. But how will they bring him out of the time hole, and back to the present day?

Evan Foster and Henry Ford dig up an ancient silver goblet in Henry's backyard. Evan also spots an amulet, and decides to secretly keep it himself. But the amulet begins to take Evan over, and the Powers team are sent in to pick up any clues as to why Evan has been acting strangely. The team discover that Evan has to put the amulet back together with the goblet and bury them, with bones also dug up in Henry's backyard, in the exact same spot they were dug up in!

A girl is arrested after trespassing on the land surrounding the huge medical centre where she is kept captive under maximum security. Mark and Song Li learn that the girl is an extra-terrestrial who wants to return home. Her ship lost fuel during their journey through space, and they landed on Earth to collect their fuel, which is water. They wanted to land in the ocean, but they accidentally landed near the medical centre. The girl (Lex) wants to go back to the ship to go back to her home town. So Mark and Song Li try to help her escape.

After a girl walks away from a car crash unharmed with two hurt people in the car, someone is tracking her down and trying to find her. The Powers team try to investigate what is with this girl and why she is being tracked by an unknown group of people.

Mark becomes one of the first people to try out a new machine called the Future Box, which tells his possible future. He is told not to meddle with the future because he will end up stuck there if he wants to stay there forever. Unfortunately, he makes contact with his older self and gets stuck in the future, and unable to get out because of his longing to stay. Outside of the future, Song Li, Mary, Prof. Powers and Prof. Dixon discover that Mark is going through troubles because his pulse is going out of control. Song Li must get into Mark's future to stop the future from crashing down and destroying the younger Mark.