# CLUSTER EDGE: Secret Episode
*Also known as: クラスターエッジ ~Secret Episode~*

## Facts
- Format: OVA
- Status: concluded
- Year: 2006
- Season: FALL

## Renewal Score
**CLUSTER EDGE: Secret Episode** has a **29% renewal probability** on Courcast (confidence: 60%) as of 2026-06-03.

## Synopsis
Three specials released with DVD volume 9 of the TV series.
Episode 1: The Day of Gathering
Past event about Chalce and Chrome's group, of how the three youngest members came to join them. 
Episode 2: White Footmarks
Past event about Chalce transfer into Cluster E.A, his meeting with Hema and how he elicted the hatred from the competitive Vesuvia. 
Episode 3: Wings of Freedom	
A strange girl appears in Cluster E A, looking for Fon. Is she there for a visit or something else? Will she find her an

## About Courcast
Courcast forecasts anime renewal probability using daily signals from streaming platforms, fan communities, and industry sources. Each CourScore (0–100) reflects fandom momentum, streaming performance, source material runway, and franchise history.

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*Last updated: 2026-06-03*