Don't grab hold, Squad Leader! Having arrived at the Peyer's patch, his trusted compatriots... turn on him in seconds!? The unlucky M Cell, Naive T Cell brimming with a sense of duty, and the ever anxious NK Cell take the stage making the Squad Leader's world even more lively. Does this happen to mean he'll make some friends...?! (He wasn't able to.) Your heart racing with a smile across your face, when you read this happy spin off you'll come to love the body.