Batman and Robin Book #4

1st Appearance of Absence (Una Nemo); Origin of Absence (Una Nemo); Collects Batman and Robin #17–25

White Knight, Dark Knight; The Sum of Her Parts; Tree of Blood: Dark Knight vs. White Knight; The Streets Run Red; Ins and Outs; Exit Stategy; Boys’ Night Out

Writers: Paul Cornell, Peter J. Tomasi, Judd Winick

Artists: Scott McDaniel, Christopher Jones, Patrick Gleason, Guillem March, Andrei Bressan, Greg Tocchini, Andy Smith