Soul Link Special  

Soul Link Tokubetsu Kaisou-hen: Cellaria / Nanami, Soul Link Episode 10.5, Soul Link 第10.5話 「特別回想編 -CELLARIA／NANAMI-

The special recap covers both perspectives, first half being told through Cellaria's narrative in the timeframe between episodes 10 and 11 (specifically episode 10.5), while the second part is narrated by Nanami during the same period.