Note: this was a VR film presented on stage, with the characters projected onto it with holographic technology. The same technology has been employed to allow for Hatsune Miku live concerts.
Hayami Masumi
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To "warm up" cold hearts of modern people, Maya, Ayumi, Chigusa, and Yuu have teleported from the universe of Glass Mask to a modern high school, trying to ignite the passion of drama among high schooler nowadays. School director Masumi, however, thinks otherwise.
Source: ANN