Show Business

ARC Entertainment WorldEntertainment World (芸能界) is the second arc of Oshi no Ko manga series. It span the entire second volume of Oshi no Ko, and tells the story of the twins entering high school and becoming a teenagers, and slowly working themselves into the entertainment world for their own personal reason.

Summary
Ruby Hoshino, now being a teenager, decides to become an idol as her mother always wanter her to be. Aqua, strongly opposing this idea due his fear of losing her just like Ai, makes all it is on his power to avoid this from happen.

Characters Introduced

 * Masaya Kaburagi
 * Melt Narushima
 * Yoriko Kichijouji
 * Frill Shiranui
 * Minami Kotobuki