The 117th episode of the Zhong Ji series.
- Series: K.O.3an Guo
- Season: 03
- Episode No: 43
- Chinese: 第四十三回
- Original Airdate: December 18, 2009 / December 19, 2009
- Previous Episode: 42nd Round
- Next Episode: 44th Round
Cao Cao loses his eyesight after he was attacked by an unknown enemy. The same enemy who has been causing trouble around the students of Dong Han Academy since before they came to Jiang Dong. Whoever could the culprit be? Meanwhile, Xiao Qiao and Zhou Yu undergo another big change in their relationship after a series of bad events.