Official summary
Yi Sang is one of the twelve Sinners under the Executive Manager’s command. ProjectMoon’s official manual labels his defining particular as ruminating and describes him as unusually intelligent.
Background in the manual
The profile says Yi Sang was formerly the youngest chief researcher at a Wing whose name is redacted. It warns that everyday conversation with him may be difficult, but also advises against avoiding communication entirely.
How the profile frames him
Silence is presented as a sign that Yi Sang is working through a deliberate line of thought. The manual’s practical advice is to give him time rather than force an immediate response.
This page does not infer an age, height, MBTI type or best Identity. Those popular search questions are not answered by the checked official profile.