2nd of 2 adventures in the Viz Signature series of Golgo 13 #2, Apr. 2006. Originally was story #290.
"1989: Tiananmen Square. In a matter of hours, the People's Liberation Army will massacre the students of the Chinese democracy movement. But one person will die first, as Golgo 13 walks through the chanting crowds. Who is he here to kill--and why?"