"He used to teach here!" she said, bouncing excitedly to impart the news. "It's a timeline issue. The island's past, but his future."

Except for the part where alternate realities came in, and this may not be his future, but she didn't follow that as well.

"He came here with me," she added, fussing with her hair and grinning. "He's supposed to be my knight."

The duties of 'knight' did not include 'sticking his tongue in her mouth' but Rinoa was working on that.