[Machine Translation] A drama CD that makes you feel like you are going on an astronomical observation with the characters, and a game that develops with various themes for each season. The extra game "Starry Sky~in Autumn~" features Iku Mizushima, Naoshi Yohichi, and Amber Hoshizuki, who become your boyfriends in the Zodiac Boyfriend Series Vol. 6, Vol. 8, and Vol. 10, and spins a love story with you in the infirmary. Please enjoy the story from meeting to falling in love with them, who will become your boyfriends in the Constellation Boyfriends series. The contents of this CD can be enjoyed as a stand-alone CD, but you can enjoy the world of Starry Sky even more if you enjoy both the Zodiac Boyfriend Series and the Drama CD with Game.