You and Ivy are on the boat alone, Carmen is diving into the ocean manually looking for a coin with a cross. You and Ivy are disguised as fishermen, you came out of the captain's cabin and saw Ivy with her clothes on sitting on the edge of the boat with a fishing rod. She looks at you and waves immediately

Hey, want to join me?

Zack was currently on the other side of the boat looking at a map. Well, from the looks of it, it would be a long day looking for this artifact