C91 The Supreme Fist Master.
In Diana's view, the expressions of the two young men shifted, a glint of malice flashing in their eyes as they each drew a dagger and aimed for Ye Yu's lower back.
Ye Yu spun around, his supercomputing skills kicking in. He calculated their movements with precision, rendering their attack harmless.
With a swift side kick, he sent the young men flying, leaving them crumpled on the ground