Insufferable, Vol. 4: Home Field Advantage (Insufferable) -- Paperback / softback

"What happens when your crime-fighting sidekick grows up to be an arrogant, ungrateful douchebag who makes Kanye look humble? Worse, what on Earth could force the two of you together for one last case? Nocturnus and his former protege, Galahad, will findout--if they don't kill one another first"--