Even though, the family head was proven innocent. They still got their lead. Chun arranged Rye to monitor closely Yu Hai as he could be the next target of the culprit. Though, the head patriarch could be a possible target but the silver haired young man had another plan in mind.
At night, Chun decided to hold a meeting inside her room. She wanted it to be a covert discussion between her and the students without any outsiders. As the silver haired young man stated that anyone could be a suspect in the Yu household, she's not only implying about the family members but the servants as well.