What was the impetus that drove the ants to move it from one side to the other?

Man… these isekai manga titles are getting out of hand.

Breath of Fire or GTFO

This may not be the place to ask, so I apologize if I’m in error, but I know nothing about this game but I keep seeing it pop up. I never played the first one. Is it necessary to enjoy or can I pick this one up and dive right in?