The secret left by Iris Nan Gong!

"In our Nangong clan, if you don't behave yourself, you'll have to learn a lesson!"
Afraid that Ferrid Chu would misunderstand, Nangong Meir quickly explained.
Ferrid Chu just saved the entire Nangong clan.
She didn't want to anger Ferrid Chu because of this reckless boy.
Changing the subject, she looked at Nangong Zhan and quickly said to Ferrid Chu, "Do you have any way to save my dad?"
Ferrid Chu touched his chin and walked around Nangong Zhan, seeming to have a plan.
Then...