Kobato and Osanai are invited to Dojima's house, where he makes them cocoa using his special method. When Osanai leaves, Dojima asks Kobato about her change in personality. 
She gave me a mystery to solve.
.أعطتنا أحجية
Wir haben ein Rätsel gelöst.
Me propuso un acertijo.
Me ha propuesto un acertijo.
Elle m’a posé une colle.
Di un enigma da risolvere.
Ela me deu um enigma.
Она мне загадку загадала.
ไขปริศนาน่ะ