Short movie collaboration between loundraw</i> and Z-KAI Group</i> for PROJECT COMMON. This story is set in the same world as loundraw</i>'s first Movie, Summer Ghost</i>, and depicts Kaori, a young student from the Astronomy Club, learning with Z-KAI and trying to pass the entrance exams to her school of choice. Note: There exist two versions of this ONA, a 1 minute long version published 19 Feb 2021, and a full version published Aug 24 2021.