Smart, stylish, and about as warm as a sea of icebergs, the Sparrows immediately clash with the Umbrellas in a violent face-off that turns out to be the least of everyone’s concerns. Navigating challenges, losses and surprises of their own — and dealing with an unidentified destructive entity wreaking havoc in the Universe (something they may have caused) — now all they need to do is convince Dad’s new and possibly better family to help them put right what their arrival made wrong.