

Episode 20: “Heartless Wirhelmina”
- 20 of 24
- February 22, 2006
- 24 min
- Aired
From Acino, the anime encyclopedia
| Series | Shakugan no Shana: Season I |
|---|---|
| Episode | 20 of 24 |
| Original air date | February 22, 2006 |
| Episode length | 24 min |
| Studio | J.C.Staff |
| Previous episode | Episode 19: “Within the Battle” |
| Next episode | Episode 21: “Diverging Feelings” |
| Streaming | Crunchyroll, Hulu |
“Heartless Wirhelmina” is episode 20 of the anime Shakugan no Shana: Season I. It first aired on February 22, 2006.
Summary
A summary of this episode has not been written yet.
Music in this episode
- OP 2“being” — KOTOKOAnimeThemes
- ED 2“Aka no Seijaku” — Yoko IshidaAnimeThemes
Where to watch
Streaming services that list Shakugan no Shana: Season I. What you can watch depends on your country. Acino does not host any video; each link leads to the service's own page.
Episode guide
About the series

Shakugan no Shana: Season ITV series · 2005 · 24 episodes · J.C.Staff · ★ 7.43
Shakugan no Shana: Season I is a 2005 Japanese anime television series based on the light novel series by Yashichiro Takahashi. It is animated by J.C.Staff. It aired from October 6, 2005 to March 23, 2006, with 24 episodes.
Read the article →References
- “Shakugan no Shana: Season I”. Kitsu. Retrieved October 22, 2026.
- “Shakugan no Shana”. MyAnimeList. Retrieved October 27, 2026.
- “Shakugan no Shana: Season I”. AnimeThemes. Retrieved October 23, 2026.
Episode titles and air dates come from Kitsu. The summary is written by Acino with AI assistance and checked so that it does not copy other sites.