The group returned to the temporary residence and reported about the information they had received.

Sang Hong wasn’t the slightest bit concerned with Chen Zhou and Pink’s story. All of his attention was focused on the key. It was a bit larger than most commonly seen keys, and its shape was a bit strange. The lock it was designed for was definitely not an ordinary lock.

Their attention shifted to the small characters engraved on the key: Jia. Zi. 1204.

“It seems to be a sexagenary cycle[1]. Is it referring to a specific time?” Sang Hong stroked his beard as he thought to himself.

“But it isn’t the year of Jiazi[2]! And what does 1204 mean?” Gao Ying voiced his doubts.

“It seems to be a number. Could it be that it refers to a specific location?” Pei You was an outstanding genius from the Pei Clan. There was more in his head than just matters of the pleasure quarters.

Zu An thought of something and remarked, “Perhaps it’s the key to a safe deposit box?”

“A safe deposit box?” Sang Hong and the others were a bit confused. They had clearly never heard that term before.

Zu An gave them a rough summary of...