Partners in Name Only

Cousin Richard and I agreed 50-50. I run the shop and make 280 grand a year. He gives me 8 grand. On holiday, he leaves me to work alone. Relatives insult me. I then open my own shop. Regulars and family back me—it takes off. Richard then uses frozen pre-made food, facing 400 grand loss. He's broke, disabled. How's it end?