Which episode is the idol activity going to Xiangcheng home?

1, Introduction to Episode 25: Kasumi Mahiru is looking forward to meeting her parents who came back from work, including her popular sister Kasumi Yozora and her brother Chaoyang, who are all members of M4. The three of them arranged to stay at home together. However, the night sky and Chaoyang were suddenly called out by an emergency phone. At the same time, Dream also made a phone call, which sounded very flustered.

2. Idol activity is an animated work produced by Sunrise, adapted from a new idol game of the same name jointly developed by Bandai Company and its subsidiary Risheng Animation.