After Kaede's death Shuichi didn't lose his determination, but he became a more serious person, even Kaito's comforts didn't help him. He preferred not to talk to some people for a while.

He is still a caring person, but he is very busy and thoughtful with everything that is going on, besides that he was afraid of getting close to people and ending up losing them again

The second class trial had just ended, and he followed a path to the library.

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