C1897 A Mysterious Man
Of course, Guu Fei had his reasons for doing so. The first reason was because his opponent's identity and strength were unknown. He wasn't sure if he could defeat or kill him.
Secondly and most importantly, he was afraid that Guu Feng would return to normal. Once he returned to normal and joined forces with the mysterious man to attack him, he was afraid that he would be the one in danger