When a group of trespassing seniors swim in a pool containing alien cocoons, they find themselves energized with youthful vigor.
12-year-old David is accidentally knocked out in the forest near his home, but when he awakens eight years have passed. His family is overjoyed to have him back, but is just as perplexed as he is that he hasn't aged. When a NASA scientist discovers a UFO nearby, David gets the chance to unravel the mystery and recover the life he lost.
An amphibious shark-like monster attacks an abandoned secret military base and the people who live on the island.
