After years of training, Katsuki Bakugo and Y/n finally earn a place in NOVA, a highly anticipated global idol group set to take the music industry by storm. Between exhausting rehearsals, reality show filming, and the overwhelming pressure of debuting under the public eye, the seven members quickly become a family. While fans obsess over the rivalry between Katsuki and Y/n, the truth is far more complicated. Beneath their competitive relationship lies a growing bond built on trust, late-night conversations, and shared ambitions. As the group rises from unknown trainees to international stars, the pair struggle to navigate fame, expectations, and a romance that could threaten everything they’ve worked for. Set against dazzling performances, sold-out showcases, and the chaos of idol life, Starlight Syndrome is a slow-burn romance about chasing impossible dreams, finding family in unexpected places, and discovering that the brightest stars are often the ones standing beside you.