Jacob Lee

Jacob Lee, also known as "John Callisto" by fans, was the central character, and the primary protagonist of The Callisto Protocol. He was a cargo ship pilot working alongside with a co- contracted transport carrier named Max Barrow. Set in the year 2320, the two contract freight transporters were working for the United Jupiter Company (UJC). Their goal was to eventually retire. However, there is an unexpected ambush during their supply run of medical supplies from Europa to Callisto, the coldest moon of Jupiter.