Love is Hard, Book III, Damaged Property

John is damaged property. He caught his fiancee cheating and his beloved sister died in an accident after consoling him about this. Now he picks up and uses women like tissue and his life has become lonely and bereft of anything solid. Then he finds that his estranged sister has named her daughter after their beloved dead sister. He meets and has an instant connection with the toddler. Will this wake him from his current situation? Or will it all become too much to bear for him?