As soon as Mumu came out of the room, he saw Kang Ruicheng pushing Tang Yulan away.

Tang Yulan was too old to stand up to Kang Ruicheng. She lost balance and fell to the flowerbed that had only dry soil.

"Granny Tang!" Mumu ran over and helped Tang Yulan up, asking, "does it hurt? Are you injured?"

Tang Yulan stood up unhurriedly, patted the dust off her body, and answered Mumu with a smile, "I'm fine."

Mumu looked at Kang Ruicheng and did ...