Who is He

Reading Who is He manga, Who is He manhua with alternative name: Who Is That He / 谁是那个他 with Description: After the unexpected death of his cheerful and hopeful younger sibling, Mu Siyang surreptitiously entered the educational institution to probe into the reason behind his sibling’s demise. The reality was brutal; his sibling’s bunkmate was a shooter, the supposed lover intended to murder him, and all the patrons at his workplace harbored ill-will towards him… What kind of turmoil did he endure in his last breaths?