Simplify the following text for a Grade 5 native English-speaking person.
Original: Nathan Drake , a fictional descendant of Sir Francis Drake , searches for lost treasure supposedly found by Sir Francis during his circumnavigation in the video game Uncharted : Drake 's Fortune .
Simplified: Sir Francis Drake 's ship was called ` The Golden Hind ' . Sir Francis Drake was the second man to sail around the whole world with two of his ships intact .