Chou Yu suddenly realized that such a gifted man as Chu-ke Liang might challenge his power in the future,and he decided to kill Chu-ke Liang immediatedly.He asked generals Ting Feng and Hsu Sheng to rush to Nanp'ing hill with their soldiers and kill Chu-ke Liang there.But when the two generals reached the hill,they found the altar empty.They asked the guards there about Chu-ke Liang,and the guards told them that Chu-ke Liang had left in a boat.