LIGHTNING is the fourth episode of the BEM (2019) series. It was aired on August 18, 2019.


Evil entities have started to make a move against Bem and the others. As Sonis follows a string of mysterious murders, she becomes convinced that the creatures she had seen are involved. At the same time, another mysterious entity begins to move as well.


  • It was originally scheduled to air on August 4, 2019, but was postponed to August 18, 2019 due to the Kyoto Animation arson attack on July 18, 2019.
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