"What's that secret method?" Guan Qianchong asked Zhang Tie once again.
As to the result of this bet, it was just a matter of over 700 miles' land and 10 cities, it seemed that this commander of Black Armor Army didn't care about it at all.
"This is Spiritual Multi-tasking Sutra! Zhang Tie renamed the "mental arithmetic by abacus" at once, which sounded very sharp.
'My God, I've not imagined that I could cheat a commander of one the top four armies in Taixia Country, a terrifying and powerful shadow knight with the "mental arithmetic by abacus" that I bought from an old man at only 4 silver coins when I was young.'
