1x8 - Who Killed Daigoro Tokuyama?

Daishiro , Tokuyama's twin, is pretending to be Daigoro to find out what happened to his missing brother. The security guard closes in on him, demanding "the list." Meanwhile, Yurina Hirate is closing in on Yuka Sugai . Yuka was on Tokuyama's list. The students accuse her of killing him to hide the secret of the list, but...