Pierced For Our Transgressions Book study, Chapter 2.6 Substitution in Mark?

This video reviews part of chapter 2 of the book Pierced For Our Transgressions. The book's claim is that the Bible's Book of Mark should be understood in a penal substitution narrative. The biblical data refutes this claim. The book Atonement and Reconciliation is available here: https://www.amazon.com/dp/B0GXC82G5B Pierced for our Transgressions is available here: https://www.amazon.com/dp/1433501082