Again [On hold]

The story follows very rich/powerful old man who dies of natural cause one day but gets reincarnated. This is story about how an old man in his 80s handle his new body and the family he is born with. How he takes advantage of his over 80 years of experience, skills he got to learn while trying to survive when he was young and tries to enjoy life because how he couldnt in his previous life. [On hold till I can do this idea justice]