The Silver Locket

This story is about Dani, a teenage girl whose best friend, Jeff, is presumed dead. A year later, she finds him, but he has amnesia and doesn't remember anything about his past. Dani tries to help Jeff, or 'Peter', his new name, remember his old life. Later on, they find the guy that caused him to get amnesia. He just happens to be one of Dani's new friends. After finding some surprising discoveries, everything is worked out, but not exactly as planned.