He refused to believe it was her period and insisted she was just trying to hide her injury until she had to scold him to calm down since he was stressing her out from all the panicking.
Ferdinand finally believed when he summoned a doctor and they assured him she was indeed just on her period.
It was quite funny when Arabella looked back on it.
Yet, despite what happened then, Ferdinand still mistook her to be injured now. That was how much he worried about her wellbeing so he ends up concluding wrong before he thinks about it rationally.
"I'm fine. Sometimes it hurts but I feel fine today. I don't have the cramps so it should be fine," Arabella assured him.
"But you're bleeding so much," Ferdinand looked at her with worry.
[The scent of blood is so strong.]
"Is it really that strong?! I just changed though," Arabella worried the others would be able to pick up the scent as well. "Would the others be able to smell it?"