S4·E15 The Railroad Kingdom

Maylu and Chaud meet a train conductor named Al Ferry, operator of train-themed NetNavi ChargeMan. He lives in a village where the railroad network has prospered. However, Zoano JunkDataMan has been threatening the village by eating the tracks, and he sends viruses to cause more mischief. Chaud and Maylu offer to help, and ProtoMan substantiates to battle with JunkDataMan.