I Give Birth to a Heir for My Sterile Husband

Facing terminal stomach cancer, Lin Wanne resolves the crisis of her adopted son before passing away, only to be found by a system. After a heated debate, she binds to it. Upon reopening her eyes, she returns to the 1970s. Although she is the family's treasure and surrounded by love in the countryside, her body weighing over two hundred jin makes even getting into bed a struggle.