Kotoko begins nursing school, but faces new challenges with her group members. A new friend of Kotoko's isn't too fond of Naoki's treatment toward her.
Your intentions aren't serious. 
That's why nothing is sinking in.
Du meinst es nicht ernst.
Deshalb verstehst du nichts.
Tus intenciones no son serias. Por eso
Tus intenciones no son serias.
Tu ne veux pas sérieusement
devenir infirmière,
Suas intenções não são 
sérias, este é o motivo...