第 21 集: GBN Administration 宣佈 Sarah 為 EL-Diver，引發 Bug 爆發

The GBN administration has officially announced that Sarah is an electronic lifeform, or "EL-Diver," whose existence is the cause of the bug outbreaks. As the administration begins its pursuit, Riku and the other Build Divers are also searching for Sarah, who has run away from them. (Source: Crunchyroll)

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