雪花是世界上唯一的白色的大猩猩，逛动物园的孩子们喜欢它，其他的没那么白的大猩猩们则不以为然，雪花因自己的不正常而苦恼至极。在朋友艾努尔，一头转世在红色熊猫身体里的黑豹以及小女孩宝拉的帮助下，雪花得以逃出动物园去拜访马戏团里的女巫，让她能把自己变成一头正常的大猩猩。可是一旦三位朋友走出了动物园，危险便接踵而至……

Eve Myles returns as Faith Howells as she attempts to navigate the fall out of her marriage break-up, while taking on an emotionally wrenching legal medical case involving a gravely ill little boy. 　　Bradley Freegard as Evan Howells and Mark Lewis Jones as Steve Baldini are joined by Olivier award-winning Celia Imrie (Victoria Wood: As Seen On TV, Dinnerladies, Best Exotic Marigo...

　　Eve Myles returns as Faith Howells as she attempts to navigate the fall out of her marriage break-up, while taking on an emotionally wrenching legal medical case involving a gravely ill little boy.