What! I Play a Japanese-Style Supporting Role in the Cool Male Protagonist!

Lin Hao has the protagonist system of all the worlds, and he can be the protagonist of the novel in all eras and worlds. I have traveled through 99 lives so far, and I still have one life left before I can return to Blue Star. The system issued the final mission to become a supporting actor in a Japanese light novel. What! I, the handsome male protagonist, want to play a supporting role for the Japanese male protagonist! The system said that I have been the male protagonist of the 99th generation of cool novels, and I have to change my taste occasionally. Well, in order to return to Blue Star's hometown, it wouldn't hurt to play a supporting role for him. The Chinese male protagonist who is decisive in killing vs. The Japanese male protagonist who hopes for peace and tolerance.