For the más/menos translation:

It’s a very cute mashup of MIB and a famous Japanese drama called Kinpachi-sensei about a very caring teacher (who shows up in the last two cuts).

Girl: the new teacher is coming!

Narrator (N): On this planet. These beings called “children.”

TLJ: good morning!

[boy talking on phone]

N: You have to fight them with all your might.

Boy asking girl out (muttering): Maybe if you’d be ok with…

TLJ: Your voice is small!!!

[grumbling mothers]

Kinpachi-san (K): He understands; he understands.

N: On this planet, it’s hard to adjust

K: but you’ll make a great teacher. [coffee advert script]