C442 Dropping into the Water

"Mr Tong, who are you?"

With this question in mind, he took out the key he carried with him. The opening of the iron box was locked by a small lock. He swallowed his saliva. He didn't even dare to blink. The key smoothly slid into the keyhole. Thank God, this key and lock were matched!

With a happy expression, he held the key and turned to the left. The lock was opened with a click