Ten-year-old Ben twennyson, his ten-year-old paternal first-cousin Gwen, and hid dad,carl, start their summer camping trip. Ben goes stomping off into the woods after a fight with Gwen, whom he is not happy to have along on the trip, and finds an strange pod on the ground. When he looks at it, he finds a mysterious, watch-like device, he named the hero watch. The device attaches permanently to his wrist and gives him the ability to transform into a numerous variety of alien heroes, each with their own unique powers and abilities. Although Ben realizes that he has a responsibility to help and save others with these new abilities at his disposal, he just uses the watch to become rich and famous. Along with Gwen and carl, Ben embarks on an adventure to fight evil, both extraterrestrial and earthly. Ben has faced lots of villains including villains fighting together in a team or a partner once tetrax dude and 66 fought Ben.