Hayato wants to get Shiragiku a birthday gift, even though he's two weeks late. Akane helps him choose one, and on their way home, he remembers that today is Akane's birthday. He offers to buy her a gift as an apology, but she only wants one thing...
You're... I mean, your grandmother 
is serious trouble.
أنتِ... أقصد جدّتكِ مُزعجة للغاية
A ver, tu abuela no es
para tomársela a broma.
Tu...
Você... Ou melhor, sua avó é caso sério.
Твоя бабушка вообще опасная.