Zegapain - Season 1 Episode 19 Last Supper
Overview: A suspicious Lu Sheng confronts Shizuno over dinner in the Maihama server concerning her recent actions and her identity as "Yehl". Kyo and Ryoko attempt to defend the Maihama server from Sin and Abyss, but are devastated when it is destroyed, unaware that Lu Sheng and Shizuno are still somehow alive along with everyone else.