Greg is a fisherman who live in Zack's house in Harvest Moon: Back to Nature, Bokujō Monogatari: Harvest Moon for Girl, and Harvest Moon: Boy & Girl. Greg is a cheerful and kind old man, as evident when he gives the player a fishing rod at the first meeting. Greg also admires hard worker, in fact he rewards the player a fishing pole when the player has more than 50 fishes in the pond. Being a fisherman, Greg loves fish a lot.