C1620 The Best Time

The best time.

Before Guu Feng went to Demon Realm and gathered everyone to kill Demon Saint Gui Che, Lianer could still tell with a single glance that Guu Feng was at the ninth level of the Immortal Emperor.

However, when she saw him again in Tribulation Saint Refining Domain, she could no longer see through his cultivation realm.

"It's very simple