This is the third book of the Lilly And Sarah Series . They are in a new town with a new challenge . As they wait in line at the local grocery store they help a young girl pay for a gallon of milk . They soon find out that this girls is homeless, due to problems caused by her parents . At the church fundraiser they find out her name is Abby . The fundraiser is for the next town over from where they are living . Nobody in town cares for Abby's parents due to their problems . However after some detective work from Lilly and Sarah, they find out the real truth . The girls take Abby under their wing and help her with three girls who make fun of her . While Lilly's mom and dad help Abby's parents . Abby's family is in serious need of help . With Lilly's family they'll get the help they really need .