Sentinel

7 years ago, peace and harmony filled the earth: but, it was soon changed when a mysterious creatures, called JaggerNutts, started to appear and attacked mankind. The humans have tried every weapons that they can used against it. Unfortunately, it did not worked. They felt hopeless and scarred.
However, not long after the creatures begun to attack, people starting to have weird tattoos on their body. They discovered that those who have it can use powers beyond their wildest imaginations. The government planned to gather this people and use their strength to fight back. And it was successful. These supernatural humans defeated the JaggerNutts and gave hope to the people that they can survive. They were called Sentinel.

A 15 years old boy named Jack grew up in house where his parents and sister are Sentinels, but he was the only one who was not. One day, something crashed in their background that made his whole life changed.
Will these change result to a good one or a bad one?