In an alternate 1960s world, the Zirnitra Union and the United Kingdom of Arnack compete fiercely after a brutal war. Racing to launch the first crewed spaceflight, the Union unveils the Nosferatu Project, using vampires for space tests. Lev Leps, a Union soldier dreaming of space travel, supervises vampire test subject Irina Luminesk, also known as N44. Despite his orders, Lev finds himself forming a bond with Irina. As the stakes soar, can they defy the odds and reach the stars together?