When did cole go to the island in touching spirit bear?

In "Touching Spirit Bear" by Ben Mikaelsen, Cole Matthews goes to the island after his court-ordered sentence for assaulting a classmate. He is sent there as part of a Native American Circle Justice program, aiming for rehabilitation rather than punishment. This event occurs early in the novel, specifically in Chapter 1, as he is taken to the remote Alaskan island to confront his anger and the consequences of his actions.