Mega Man Battle Network 3
Lan Hikari and MegaMan visit the town during a field trip from school. After viewing the zoo and returning to the inn for the night, the WWW NetNavi BeastMan hacks the zoo's system causing the animal cages to unlock and the animals to go insane trapping and attacking people. Lan and MegaMan jack-in and navigate their way through the system's cyberworld until reaching the hacker. MegaMan is able to defeat BeastMan and the zoo chaos subsides.
The Undernet server is hidden in the inn.