HELPPP MEEH

YALL IM LOOKING FOR THIS MANHWA WHERE ITS LIKE AN APOCALYPSE, THE TOP AND BOTTOM R LIKE NOT BROTHERES BUT MAYBE GREW UP AS ONE AND THEY SURVIVE TOGETHER WITH A JAGWAR I THINK? AND A KID THEY SAVED THEN THEY WENT TO THIS MILITARY BASED SOMETHING AND THEY STAYED THERE AND THAT WAS THE LAST TIME I SAW THAT BL PLEASE HELPPP THE BOTTOM HAD LIKE A WHITE TENTECLE BTW