It was his grandfather who opened it up years ago as a hideaway in case enemies attacked and he couldn't escape in time.
But it has never been used over the years and thus was neglected.
"Please clean up the Bei Jue Iron House for mother, letting her spend her twilight years there would be wonderful."
Leng Yikun said, thinking that it's better for his mother to manage daily household needs like firewood, rice, oil, and salt, rather than staying at the Eternal Night Sect plotting and scheming every day.
"I will arrange it as soon as possible."
Sect Master Leng nodded his head, feeling somewhat sentimental.
There was no other way, Yi Kun was still his son, and he couldn't possibly kill the mother of his own son, so this was the only solution.
...
"Give these three medicinal pills to Leng Yikun."
An Jiuyue took a porcelain bottle out from her space and handed it to Qian Jiyun.
"Take one pill daily, and we will depart after three days."