C30 Crackle

This hexagram made Ruan Nong unable to calm her heart no matter how hard she tried. Mathematics was not over yet. She thought about it and then thought about it. She could not help but call Saang Tian's mother's phone.

"Saang Tian's mother, is Sang Tian okay in the morning?" She paid attention to the wording and did not know how to express this kind of inexplicable uneasiness