Precarious Woman Executive Miss Black General Vol. 12 by Jin

Don't you hate it when some suspicious rando in the park pretends to be an alien? We've all been there, but it's even worse when it turns out the guy's telling the truth! The Generals of RX discover that a vast alien army is coming, and prepare to fight them off. The greatest battle of all is about to begin!
Binding: Paperback / softback