At Towano Chikai's signing, a beautiful woman proclaims to be a huge, huge, huge fan of his work. To Yuu's surprise, that woman is the popular voice actress Minazuki Sakura! She's also gotten so absorbed into the novels that she starts calling Yuu "Onii-chan"?!
Please, don't worry about me. 
And thanks for your help.
Vielen Dank für die Besorgnis.
Por favor, no te preocupes y gracias.
Por favor, no te preocupes y gracias.
Merci de votre sollicitude.
Grazie per esserti preoccupato per me.
Obrigada por se preocupar comigo.
Спасибо за беспокойство,
не переживайте за меня.