Jigoro finds Yawara's dedication to judo lacking, and he blames it on her lack of a worthy rival. One day they are almost run over by a Bentley carrying Sayaka Honami, a rich spoiled sports superstar who has mastered and is bored with multiple sports (e.g., tennis (including a defeat of Martina Navratilova in an exhibition), riding, skiing, gymnastic, swimming, fencing, figure skating, etc.). They are invited to Sayaka's mansion for dinner, and Sayaka decides to take up judo as her next sports quest when she sees Jigoro throw her hulking body guard Kamata, a 5th kun judo practitioner, with ease...