She had observed him for five days, and she knew his schedules well enough.
If she just suspected him in the first place, now she was very sure Qian Lingtian was the culprit behind Qian Lingyu’s illness.
Qian Lingyu puts a lot of effort to hide the truth. However, he was still young and straightforward to expose his emotion when he did not like someone.
Qian Lingtian was anxious, and he was a cautious person. Hence, he noticed something was wrong with Qian Lingyu.
Throughout the five days, Gu Xijiu realized Qian Lingtian was not only anxious, but his temper was getting worse.
She pondered and decided to pull back the fishnet and disappeared.
She was teleporting almost all the time. Hence, Qian Lingtian did not notice her even though she has been appearing back and forth several times.
...
The night was late.
The man chained to the wall in jail was Gu Canmo. He was considered a real man.