Chương 1676: They should call it a night.

She then promised the three children that she would finish looking at the castle before returning to Ran Ran's room.

When she returned to her room, Ji Ziming was currently sitting before the building blocks and carefully studying them. He found that, other than the things they liked, there was another set of riddles in the building blocks. It was a riddle only the two of them could guess.

"I knew you'd be back."

The man did not look behind him to know that Pei Ge had returned.

"How did you know?"

She was perplexed. Don't tell me that he heard what the three children had said?

"Because the entrance to these building blocks said that two people are required to complete the riddles inside, so I guessed that those two boys must be in our daughter's room when you went looking for her. They're just waiting for you to go over to tell you that you must return to your room and solve the puzzles with me," explained the man.

"Puzzles?"