Knock, knock, knock.
Ahem, ahem.

"I'm here to pick up Liang Liang, sorry to trouble you."

As the door opened, Ning Yuan spoke while raising his hand, a smile forming under his mask. However, upon seeing the cool and indifferent girl inside, he instinctively stepped back in surprise. "You are..."

The frosty, unapproachable face brought a rush of old memories to his mind.

"Lili?"

"You are?" Lili’s icy expression froze, her eyebrows showing a hint of confusion.

"Do we know each other?"

"This..." The phrase "do we know each other" coming from her was already rare enough, but not …