I’m the King but it’s Chess.

An aging son and general handyman wakes up as the "Lion" a powerful king with a loyal kingdom, a professional kitchen, stables of fine horses, picturesque/landscaped real estate and a dangerously beautiful wife. There are a few problems. 1) It's Chess. 2) He has no idea how to stop being a loser. 3) His new home may be built on top of a Devil's Cave. — Description from novelcodex.org