After blessing software announced their first work, Eriri and Utaha leave the group to join popular creator Akane Kosaka in developing a major game called Fields Chronicle. Meanwhile, Tomoya and Megumi join hands with their new members and various other parties to produce their new game. What will become of Eriri and Utaha’s major work? Will the relationship between Tomoya and Megumi change? And what will be the ultimate fate of blessing software’s new game?

A teenager battles an onslaught of parasites from space with help from Migi, a docile parasitic creature that's taken over his right hand.