People become afflicted by "mysterious diseases" when their hearts and minds are affected by "the mysterious."
Koto, a girl who produces mayonnaise from her eyes, visits Dr. Ramune, who specializes in these diseases that can't be explained by modern medicine.
She was brought to the clinic by Ramune's apprentice Kuro.
Koto explains that she also cries condiments other than mayonnaise, and Ramune offers her a mysterious treatment.
These come with strong side effects, 
so don't use them too much.
.لكن تصحبها آثار جانبيّة قويّة، لذا لا ترتديها كثيرًا
Aber pass auf! Die haben starke Nebenwirkungen,
deshalb solltest du sie sparsam einsetzen.
C’est compris ?
Hanno dei forti effetti collaterali, 
quindi non usarle troppo.
Mas ouça bem, os efeitos colaterais disso
são muito fortes, então não use muito.
Но у них серьёзные побочные эффекты,
так что не носи слишком долго.