Crossover Anime: Starting with Gudako Adopting the Black Lagoon Twins

Ten years ago, after the giant radio tower symbolizing Tokyo was occupied by terrorists, Sakura was considered one of the safest countries in the world. My girlfriend, Gudako, made an indelible contribution to this. Because back then, Gudako and I had neither children nor dogs. Black Lagoon boss Balalaika: "I knew at first glance that Kobayashi could become a big and powerful force, achieving even greater glory." Lycoris: "Such a powerful existence is not allowed on the land of the Far East." Arms Queen Coco: "I hate stingy buyers like Kobayashi the most." Now Kobayashi has to earn money for baby formula and dog food. ...Huh? What are you writing on my business card? She's slandering me, they're slandering me! I'm a law-abiding citizen, okay! Existing reader group: 909128831