Xiao Zhen was quite surprised, but then he thought about it and felt it wasn't too surprising after all. Xiao Ze bribing Chen Qiaoyue had crossed the bottom line of his dear Emperor father; even though there was no evidence, the imperial guards must have suspected that it was the Wen Family who made the move against him. Therefore, the relationship between the Eastern Palace and the Wen Family would no longer be held in the same regard and trusted as before.
Moreover, since ancient times, the older the Emperor got, the more he valued the power he held in his hands.
In other words, the Eastern Palace and the Wen Family had already threatened the power in the Emperor's hands.