+ANIMA Volume 10 (+ Anima)

This is the final volume! Cooro and the others discover the 1st Yellow Valley Race, a race exclusively for +Anima. Cooro and Senri decide to enter, and while waiting for the race to start, they run into Lyra, a girl that Cooro knew when he was younger. But when Cooro knew her, she wasn't a +Anima...How can she be one now, and is that the only secret she holds?