ORION
参
Can1, to participate, take part in, join was originally the constellation Orion, the hunter.
https://hanziyuan.net/#%E5%8F%82
Three stars on top of a man below.
This evolved into shan彡shadow/小small xiao3 below and big大da4 with a triangle厶si on top for the head. The revolution simplified 3 stacked stars厽lěi) on top into one: namely, the triangle厶 on top also represents a big head whether of the constellation Orion or of the human observer.
Logically then 惨can3, the heartfelt can1参 means to participate in others sorrow, thus to be miserable.