Delilah and Astrid have a strained relationship, their childhoods shadowed with loneliness and isolation. When they're forced together during a gauntlet of wedding preparations, Claire is unsettled when Delilah figures out exactly what buttons to push. Claire is a single mom raising a young teen mostly by herself, thanks to ex-husband's flakiness. However, from the moment Claire sees Astrid's formerly gloomy stepsister all grown up, there's an instant attraction neither one can deny