We weren't expecting to sail - Event Review (Spoilers)

SPOILERS!
Check the event before view this video: • 【シャニマス】 IDOLM@STER Shi...
Voice: Chizuru (YT channel: / @chizuru_2biit )
Script: vacxy
Audio arrange: AragakiP
Software: Sony vegas, Obs, audacity
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Game footage was recorded by the channel owner himself. (Mobizen, OBS)
Software used for editing: Sony Vegas 14.0, Cyberlink PowerDirector 20
Translation and interpretation of the contents are completely manual.

[@imassubs]

If the parrot symbolizes 'the will to move forward', what will the cage symbolize? The next translation will be 'Heaven Cage".