苏、谢丽尔和莱克西是最好的朋友。由于她们都是同一天出生，所以每年生日时她们都会做一些特别的事情。现在她们已经 18 岁了，她们决定失去童贞。

　　Millicent is taking a semester off from her studies to concentrate on her thesis about children with severe allergies, which makes her the perfect person to take care of little Johnny, a sickly, mute child who suffers from every allergy under the sun, from nickel to artificial fabric. His overbearing mother, Rebecca, is an accomplished author who is focused on her latest book release, while his dissatisfied father, Jacob, spends sweaty, shirtless days toiling away on a carpentry project in the backyard.