He grimaces, but nods, and hikes up his own shirt. He hates doing it, but if it means hiding this from view, then he's all for it. Because Len's back is a bit of a scarred mess, even after - especially after - decades of tough living, a smart mouth, and bad dodging skills before he learned.

The M is up high, on a shoulder blade.

"Make it snappy. I got places to be."