S1·E4 The New Team of Marcus and Thomas!

Marcus and Thomas are ordered to work together, but they aren't able to do so, which becomes clear during the pursuit of a group of Numemon. Suddenly a Drimogemon appears and helps two burglars steal money. Marcus and Thomas try to capture him, but because of their quarreling, he escapes to the Digital World. To capture him, Thomas decides to follow him, even against the orders of Commander Sampson.