The plot suddenly took a turn for the worse, the plot became too twisted in this last seas...

The plot suddenly took a turn for the worse, the plot became too twisted in this last season, they showed jitae full of emotions and human-like in the past seasons but suddenly hes revealed as an emotionless psychopath since a young age? Even Jung ah’s character became too twisted all of a sudden… at this point I’m only rooting for Jian’s recovery