As a present from the literature club members, Andou receives an original game featuring him as the main character. He was impressed by the quality of it. However, it was actually made primarily by Sayumi, so Sayumi took off to recover from the fatigue. The club decides to send Andou as their representative to visit her.
So, since it didn't work out in middle school,
هكذا، بما أنّ الأمر لم يجرِ على ما يرام في المرحلة المتوسطة
Entonces, como no lo 
consiguió en la secundaria,
Entonces, como no lo 
consiguió en la secundaria,
elle s’est dit
qu’elle rattraperait ses erreurs
Quindi, siccome alle medie 
non aveva funzionato,
Assim, como ela não conseguia 
fazer do jeito certo no ginásio,