Murakami Fumio and Mochidzuki Erena are great friends with each other, but their personalities couldn't be further apart, making everyone else wonder why they're so close. Some people don't even understand why they're friends. This is the story of how they became friends.
Or playing like cats and dogs! How weird!
Oder spielen wie Hund und Katz!
Wie verrückt!
¡O jugar como el perro 
y el gato! ¡Qué raro!
¡O jugar como el perro 
y el gato! ¡Qué raro!
O potrebbero giocare come
cane e gatto! Che strano!
Ou brincando como gatos e
 cachorros! Que estranho!