It's the night before the Mai High Festival.  Keima and Chihiro are alone on the roof of the school.  Chihiro seems confused by Keima's behavior, but he continues with his conquest.  But as Keima makes his move, Chihiro says something unexpected.
I've played games in which the 
last boss appears as the first enemy.
He jugado juegos donde el último 
jefe aparece desde el principio.
He jugado a algunos juegos donde el 
último jefe aparece desde el principio.
Eu joguei jogos em que o último chefe
 aparece como primeiro inimigo.