Shen Biran is the same; as long as she can achieve her goals, naturally she will resort to any means necessary.
In any case, the current situation doesn't require worrying too much, and besides, Shen Biran really has no need to worry.
Since Gu Qingyuan has already decided to do this, he should have anticipated what the consequences would be.
Gu Qingyuan and Lu Xiao joining forces, Lu Xiao will ultimately not let Gu Qingyuan off.
If Gu Qingyuan naively thinks he can escape unscathed, then he's overthinking it.
There's no such thing as a free lunch in this world, so to witness this scene is not something that can be achieved by just a casual plan.
The matters of the Gu Family aren't something that Gu Qingyuan alone can control, not to mention, the Gu Family is no longer the Gu Family of the past.
