寒蝉鸣泣之时解 目明篇
St. Lucia Academy
Shion was sent to a strict school. After she left school and accepted family treatment, Kasai told her she had submitted withdrawal procedures and was instead enrolled in Okomiya School; Permission to live under the name Shion still comes with restrictions.
Shion's apartment in Xinggong
At the end of the original PC Memei arc, Shion rode a motorcycle from the apartment to Kei's family and stabbed him, then fell while re-entering the apartment after returning. The autopsy time is an estimated range, not exactly the exact same moment.
Kasai (When the Cicada Cries, Explanation: Eye Clarity Chapter)
In the original PC Memei arc, she conveyed the family decision to Shion: Saint Lucia would drop out, transfer to Okomiya School, and be allowed to live as Sonozaki Shion, but temporarily not allowed to approach Hinamizawa, impersonate Mion, or appear publicly.
When the cold cicadas cry, the Chapter on Clear Eyes is unanswered
'Higurashi When They Cry Explains: Eye Clarity Chapter' is the starting point of the Higurashi Explanation Chapter, shifting to Sonozaki Shion observing what happened between Hinamizawa and Okimiya. Satoshi Hojo's disappearance and the Sonozaki sisters' relationship reveal a previously unseen side of familiar scenes.