S3, E5: A school marathon poses a daunting challenge for Chiya, but with a little of Rize's training, she'll try to race to the finish for the sake of Ama Usa An.

S3, E5: A school marathon poses a daunting challenge for Chiya, but with a little of Rize's training, she'll try to race to the finish for the sake of Ama Usa An.