pkpk was crying last night and now her eyes are swelled up.  Tears are strange; you cry when you're happy and when you're sad.  This discussion of tears reveals a terrifying plot!
What makes you say that, shr-chan?
¿Por qué dices eso, Shiru-chan?
¿Por qué dices eso, Shiru-chan?
O que faz você 
pensar assim, Shrzinha?