- Shisei makes his first appearance in the series while visiting the class in Sage Academy.
Second Time Skip
- During the war with the monster rats, he is shown to be able to find spies among the humans and eradicates them quickly.
- He falls in battle when he realizes the trump card of the monster rats is a fiend and he is unable to attack due to his attack inhibition and death feedback. His body is hung up on the Holy Barrier to crush all hope of the survivors.
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