Olivia lets the Winters family know that Neil needs a blood transfusion, but the hospital's supply is running low. Malcolm is type O and volunteers to donate blood, but Olivia suggests that they keep searching for an exact match. Lily isn't sure of her blood type and wants to be tested. But Dru and Olivia know that if she has type-O then Malcolm is her father, so they don't allow her to be tested.
