There are still monsters about, and the gang is spending their days fighting them.  They go to school during the day, and when they're not at school, they protect the city from monsters.  But their peaceful routine is interrupted by the arrival of Mana Livingstone: a transfer student from America who's got the craziest ideas about Japan!
I have little to offer, but I'm honored 
to make your acquaintance.
Ich wäre froh darüber, wenn mich
jemand zu seiner Frau macht.
No tengo mucho que ofrecer,
pero me honra ser su compañera.
No tengo mucho que ofrecer,
pero me honra ser vuestra compañera.
Je suis peu expérimentée,
mais je compte sur votre soutien.
Sono lietissima di fare la vostra conoscenza, 
e spero di essere una buona moglie!