While fighting crime in Gotham City, Batman is visited by Superman, who invites him to join the Justice League. Being the hero who prefers to work alone, Batman refuses, but when news breaks of Superman having mysteriously vanished, Batman decides he has no choice but to team up with other heroes to find clues. However, they start to disappear, along with some valuables, this leads Batman to the greatest mystery he has to face.
This is a good TV short. Batman teams up with a different member of the Justice League in his search for clues, leading to helping each one battle a supervillain related to him. Also, the action is okay, even though it is short, but the mystery is what makes it interesting, as the supervillain causing the heroes to disappear will surprise you. Plus, the voice acting is good, Worth watching.