Kiss to Power Up: Taming an SSS-Class Monster Boss in the Apocalypse

When the world falls into apocalyptic chaos, an ordinary young man discovers that the woman he has been dating is secretly an SSS-rank monster with immense power. Instead of panicking, he finds himself tangled in an unexpected bond with his manager-girlfriend, a relationship that suddenly matters far more than either of them expected. Their romance now unfolds against a dangerous, monster-filled world where a single kiss could change everything.