plant boi: the flower on his leaf didnt actually grow there, his dad gave it to him before his dad died. baby apple: apple is adopted, sunburn only wanted him because he was the only kid there who didnt fully grow yet. sunburn: sunburn is a piece of the sun that accidently fell from space. leaf: leaf never actually met her real parents, and since she grew up being friends with sunburn, she thought sunburn was her sister, which sunburn is actually not.