She says, "I am student council president Matsumoto Rise. Nice to meet you." Oh, and I'm science teacher Nishigaki Nana. I'm always looking for new explosion buddies....
What? You're lonely because the second years are away on their school trip? Don't worry, I'll stir up some ruckus for you....
No, I'll make some tea. It's not bad getting a change of pace from my experime---BOOOOM!
But if you fell and got impaled 
by those, it's over.
Pero si caes en esas, terminas 
estocada y se acabó el juego.
Pero si te caes ahí, acabarías empalada y sería el fin.
Mas se você caísse nesses
 negócios aí, já era.