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|Kanon 2006 Anime Episode 20|
The Nocturne of Farewell
|Rōmaji||Wakare no Yasōkyoku ~nocturn~|
|Release Date||15 February 2007|
|Episode Director||Taichi Ishidate|
|Previous||The Étude of Contact|
|Next||The Rondo Without You|
As Yuichi and Ayu grow closer, Nayuki feels that she is being neglected by him. Ayu finally leads Yuichi to where her "school" is in the woods, but all they find is a large clearing with a tree stump in the center. The realization is too much for Ayu, and the unexpected happens right before Yuichi, in that she disappears.