Donna Forrest with her daughter Lilly-Anna who was born with half a heart. See Ross Parry copy RPYHEART : A mum is preparing for the day her baby girl will ask "am I going to die?" after she was born with HALF a heart. Little Lily-Anna was born with Hypoplastic left heart syndrome - a rare condition that means only one side of her heart is working. The tot, who was born in September last year, is unlikely to live into adulthood and has already undergone two major operations in her short life. But Lily-Anna's mum, Donna Forrest, 25, has vowed to fight for her daughter's survival and raise awareness of the condition.