To prove what she was saying, Shimoda Chika wiped away her tears and explained in detail, "When the three of us left, Takai was the only one in the whole room. I even made a point of locking the door behind me when I left. Aside from Takai's key, I'm the only one with a spare."
"And Takai's bedroom is very far from the entrance hall. Once he was drunk, he couldn't possibly hear the doorbell or any knocking, so there was no way he could open the door for anyone... In a locked room, there was only he himself inside, and then he jumped downstairs and fell to his death. If that isn't suicide, what else could it be?"
Jiang Xia answered the question without even a second's hesitation. "It could also be a locked-room murder."
Shimoda Chika choked. "..."
...Where on earth had this group of people come from? Why did every single one of them talk like this?!
Jiang Xia picked up the old flip phone that had fallen from the sky and found that not only had it not smashed, it could still turn on. Even all its functions were still working normally.
After briefly looking through it, he confirmed with Shimoda Chika, "This phone belonged to your boyfriend, right? From the call records, when he fell, he was on the phone with someone called 'Kawakami Noboru.'"
"Also, five minutes before that, he read an email from a Mr. 'Nakacho Tatsuya.' Do you know these two people?"
Shimoda Chika nodded. "The four of us had dinner together just now. Kawakami and Nakacho are colleagues who were eating with me and Takai."
Hattori Heiji remembered something and stared at her suspiciously. "Speaking of which, it was pitch-black, and you were standing downstairs taking photos upward—what were you