Komura has a crush on a peculiar girl named Mie, who he has known for exactly three days. She forgot her glasses today, and somehow, that makes her even cuter even though she can't really see anything.
In physics, we call this the 
law of conservation of energy.
في الفيزياء، نُطلِق على هذا
اسم قانون حفظ الطّاقة
Okay! Ich nehme mir ein Beispiel an ihr!
Bien.
Vale.
Allez !
Bene!
Na física, chamamos isso de
lei da conservação da energia.
В физике это называется
принципом сохранения энергии.