Y: The Last Man Vol. 4, "Safeword" by Brian K. Vaughan, Pia Guerra, and Jose Marzan, Jr. (ISBN - 9781401202322)
(USED) Very good condition
"Now more than halfway across the country, Earth's sole surviving human male (Yorick Brown) and his companions (cloning specialist Dr. Allison Mann and government agent 355) are preparing for the final leg of their journey to San Francisco...
Collecting issues 18-23 of creators Brian K. Vaughn and Pia Guerra's acclaimed Vertigo series, Y: The Last Man-- Safeword further challenges the complex characters of this absorbing, fast-paced speculative tale."