Daredevil by Mark Waid Volume 4

Someone is meddling with Matt Murdock's mind! Daredevil undergoes urgent brain surgery when fellow Avenger Ant-Man enters his head to destroy sensory-deprivation robots implanted by Dr. Doom. The two men gain a new understanding of each other's struggles when the bots battle back, forcing Ant-Man to fight blind! Then, Daredevil's recovery hits a snag when he starts to question reality. His best friend, Foggy Nelson - believing Matt is losing his mind and presents a danger to himself and other…