
Summer Ghost
サマーゴースト
Three high school students, bound by an online friendship, must confront their personal demons when a mysterious urban legend comes to life.
Tomoya, Aoi, and Ryou are high school students who met online. An urban legend speaks of a "summer ghost," a spirit girl who appears when fireworks are set off. Tomoya cannot live the life he envisioned for himself. Aoi cannot find her place in the world. Ryou has his once shining future suddenly pulled away. Each has their own reason for needing to meet the summer ghost. On a summer night when life and death cross paths, where will each of their emotions take them?
Editorial mood guide by WatchMoodly Editorial Team · Base catalog metadata via AniList.
7.8/10 avg
Studio: FLAT STUDIO
Mood Rationale & Viewing Guide: Should You Watch Summer Ghost?
Within our mood classification system, Summer Ghost aligns strongest with a sad / nostalgic / chill viewing mood (emotional stories that resonate deeply and move you to tears). Key tonal signals include dark mood, underrated gem, slow burn, strong female lead, supernatural thriller, heartwarming story, making it a strong pick when you want a story driven by those themes without spoilers.
Watch If…
- •You want a drama, supernatural anime series released in 2021 from FLAT STUDIO.
- •You enjoy themes centered on dark mood, underrated gem, slow burn, strong female lead.
- •You want a compact 1-episode run you can finish in a weekend (~40 min per episode).
Skip If…
- •You are looking for a purely lighthearted, zero-stress comfort watch without dark or tense themes.
- •You are looking for an ongoing, multi-season franchise rather than a completed release.
Official Trailer

Official Streaming Platforms
Frequently Asked Questions About Summer Ghost
Where can I watch Summer Ghost (2021) legally online?
Summer Ghost is available through official platforms including Apple TV+. Use the streaming links on this page to open the licensed release directly.
What mood and genres does Summer Ghost fit best?
Summer Ghost is classified under Drama, Supernatural and best matches a sad or nostalgic or chill mood, featuring elements of dark mood, underrated gem, slow burn, strong female lead, supernatural thriller.
How many episodes does Summer Ghost have?
Summer Ghost (2021) is currently marked as completed with 1 episodes, averaging 40 minutes per episode.
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