"I'm sorry, Mom. Please don't leave me." Henry accepts the inevitability of his mother's approaching demise and strikes a deal with a longevity merchant to share some of his own lifespan with her. This results in his mother rejuvenating into a vivacious college student with a promising future, and Henry devotedly spends his remaining time helping her make the most of it. But things get complicated when his partner starts developing romantic feelings for her!