Ep. 1: Super Doutor K-Ko e Hongo prendem Pachira, Liru e Aiko enquanto Uma os resgata e constrói uma caixa de correio.

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Part A. Super Doctor K-Ko and Hongo have devised traps that end up trapping Pachira, Liru, and Aiko. Thus, Uma ends up coming to the rescue. Part B. Upon learning about mail, Uma tries to build a mailbox with Aiko's help so that the girls can receive mail. Then the next part involves trying to get the mailman on their route to give them mail. (Source: Wikipedia)