That Summer Day

is the twenty-eighth episode of Kamen Rider Agito.
==Synopsis==
A few weeks before Episode 27...
A boy running from his past, and two men in black suits, bumps into Ryo Ashihara. Ryo decides to help the boy run far away... until they run into an Unknown.
==Plot==
to be added
==Cast==
*: 
*: 
*: 
*: 
===Guest Cast===
*: 
*Kazuki Asano's mother: 
*Kazuki Asano's father: 
*Black Suit Man: , 
*Auto Mechanic: 
*: 
== Forms Used ==
* Agito
** Storm Form
** Ground Form
* Gills
==Notes==
*This episode aired alongside episode 25, .
*Viewership: 10.0%
*This is the first Kamen Rider Series episode written by Yasuko Kobayashi, who would go on to be the head writer for Kamen Rider Ryuki, Kamen Rider Den-O, and Kamen Rider OOO.
*This is the only episode of Kamen Rider Agito not written by Toshiki Inoue.
*This is the first time Shouichi starts out in a form other than Ground Form (in this case Storm Form).
*This is the only episode of the series to air in a distinct aspect-ratio formula. Contrary to the other episodes airing in widescreen, this one airs windowboxed for the first 49 seconds, the OP is windowboxed and lastly, aside from some flashbacks, the rest of the episode is shown in 4:3 (which is the ratio for full-screen).
==Digital Releases==
*Kamen Rider Agito DVD Volume 7 features episodes 25-28.
*Kamen Rider Agito Blu-ray Volume 2 features episodes 18-35.http://www.toei-video.co.jp/special/agito
Agito DVD Vol 7.jpg|Kamen Rider Agito DVD Volume 7
Agito Blu-ray 2.jpg|Kamen Rider Agito Blu-ray Volume 2
==References==