Holding Airspace (旋回空域 Senkai kūiki) is the fourth episode of the first season of the Active Raid anime series.
Summary[]
An anonymous tip reveals that Flight 206 has a bomb aboard that will explode unless the flight maintains a certain altitude and remains within a prescribed area. Sena and Kuroki attempt to defuse the bomb in their Willwear, but the saboteur's true intentions then emerge...