Hanazono Hikari and Takishima Kei

Hikari and S.A head to London to find Kei and bring him back to Japan while Kei resigns himself to not seeing Hikari and his friends again. Everyone, including Yahiro and Sakura, overcome the obstacles standing in the way of reaching their friend. When Hikari meets with Kei at last, they finish the challenge he issued her and express their true feelings for one another.