You get to a small island on a raft you built and start to explore. eventually, you hear a voice in the cave

Trillian: Huh, where'd my treasure go? Becky, what did you do?

You re-enter the cave Oh, another human?

Trillian: Did you steal my treasure?

You: You mean that junk treasure?

Becky: It's kinda junk...

Trillian: Not now, Becky!