Requirements: Be Injured At the Very Beginning. Items needed: Lantern, Pickaxe, Boat or 20 Coins/40 Coins, Bucket, Several or More Coins to Heal You To start off, you can buy a lantern for 20 coins from almost any town. Then head to the Swamp Village, the town west of the swamp and northeast of the starting location. Go into the city and talk to the Doctor inside his office. Let him heal you, this must cost you at least several coins. Talk to him again, this time ask about his son. He will say that is son is deathly ill and needs medicine; he wants Nite Berries to subside the pain. But the Doctor cannot simply leave his office; he asks for your help - accept the quest.