Más allá del amor, 1

Risa Amakawa is an independent girl who has always managed to fend for herself. One day, leaving school, she finds a tough-looking boy lying in the rain, badly beaten up. The young man's name is Zen Ôhira, a delinquent-looking guy who is actually a sweet and incredibly kind person. As thanks for Risa's help, Zen gives her a voucher that she can use anytime he'll lend her a hand. Although Risa doesn't think she'll need it, she ends up getting caught up in an unexpected event that forces her to use it…