By Zack Quaintance — The second issue of The Lonely Receiver — an artificial intelligence breakup comic by the team of writer Zac Thompson, artist Jen Hickman, and letterer Simon Bowland — is past needing to dole out exposition, which was done and done well in the debut. With orienting readers out of the way, this second issue can get to the core of what this book is really about — capturing the utter devastation of losing a long-term relationship.