physical - story revolves around 2 rescued sons, the father who rescued them from the dark depraved orphanage they were taken from and their developing feelings/relationship with a daughter from the same organization training center for human trafficking. as they try to tear this organization down from the inside out. The backstories for the sons is horrific and has shaped who they have grown into and the PTSD that follows them and manifests in different ways. The book ends on a massive cliffhanger and if the previous 3 books in the series are any judge, the next book following these mc's will also end on a cliffhanger before a nice wrap-up in the following book and last book focusing on these mc's .