: The Bebop crew—Spike, Jet, Faye, and Ed—separate to investigate leads across Alba City, eventually uncovering a deep conspiracy involving biological warfare and lost memories.
Since Cowboy Bebop: Tengoku no Tobira (also known as Cowboy Bebop: The Movie or Knockin' on Heaven's Door ) is a rather than an episodic series, it does not have an "Episode 1". It serves as a standalone story set chronologically between sessions 22 and 23 of the original 1998 anime series. Cowboy Bebop: Tengoku no Tobira Episode 1
: A few days before Halloween on Mars, a terrorist explosion destroys a tanker truck, releasing a mysterious pathogen. : The Bebop crew—Spike, Jet, Faye, and Ed—separate
However, the film opens with a distinct introductory sequence that functions much like a first episode: The Convenience Store Heist (Opening Scene) : The Bebop crew—Spike