Episode 12

150146 is the twelfth episode and season 1 finale of The Promised Neverland anime, it premiered on 28 March 2019. 150146 is an adaptation of the manga of the same name.

Summary
Emma and the others continue to carry out their escape plan. Ray is shocked by the results of the kids' training that was set up by Emma and Norman. During their escape, Isabella calls for reinforcements to attempt to capture the children.

Anime and Manga Differences

 * The scene where Isabella let her hair down was never shown in the manga.
 * In the anime, Isabella caught up to Emma when the latter was about to zipline across the cliff. In the manga, however, Isabella only managed to reach the spot they escaped from, only to find all of them to have already escaped.
 * Isabella's childhood sweetheart, Leslie, played an instrument to perform his song for Isabella, it is different in the manga, as Leslie only sang out the song without any musical instrument.
 * Isabella sang the song alongside Leslie in the manga, whereas in the anime, she only listens.
 * During Leslie's departure from Grace Field, the scene was dragged longer in the anime as compared to the manga. In addition, Isabella was happily bidding him farewell in the manga but cried as Leslie departed in the anime.
 * An additional scene of Isabella sobbing after Leslie left was added.
 * Scenes of Isabella undergoing training to become a caretaker were added into the anime. The scenes were not present in the manga.
 * When Isabella was pregnant in the manga, she was visibly happy and was singing Leslie's song to her unborned child. In the anime, Isabella appeared to be in a depressed state, and whether or not she had sang the song was vague and unclear.
 * In the anime, Isabella's caretaker, Sarah, had a different hairstyle during her youth.

Trivia

 * The time slot was changed from 12:55am to 1:25am in Japan.
 * Touch off is used as the ending theme for this episode instead of Lamp. The episode is also the first one with no opening theme.