A message from Pucchi arrives on Kanna's smartphone, prompting the Astronomy Club members to rush out of their clubroom to find Pucchi. They locate Pucchi in a suspicious room and celebrate their reunion, but suddenly, Gymaira, the Vampire Star Bem descends from outer space! To protect Meishin University from this looming threat, Professor Minobe stands up alone?! The Astronomy Club attempts to go help Minobe, only to find the room door locked tight...!