The Island Heart can be obtained after completing the Epona daily for this island 7 times.
To unlock the daily, you have to complete the purple quest on the island first.
2.1. Quest Details
For the purple quest you need to buy 5 daggers for 50 Pirate Coins each from a store on the island.
After you finish the purple quest you can accept the Epona daily which requires that you have to talk to 3 types of fugitives that randomly spawn around the map.
They disappear once someone talks to them. Potential spawn points are listed below.
Only one type of fugitive can be on the map at any given time.
