Nellie’s family history takes center stage in this retrospective chapter on young love, devastating distance and one pivotal night of surprises.

A series of earth-shattering incidents redefine Sam’s past, present and future. Margot approaches Frank with a desperate ask.

A children’s novelist tries to kill herself, but is thwarted when she has a seizure. House, a fan of the books, puts her on psych hold but has to deal…