The next day was Friday, and the morning classes came and went without incident.
During lunch break, just as Horikita Suzune was about to eat alone, Natsukawa Sosuke's voice came from the neighboring seat.
"I need you to do something."
His voice was quiet, but it reached Horikita's ears clearly.
Horikita Suzune did not even turn her head, merely replying coolly, "Go on."
"Go to the faculty office and find Chabashira-sensei. Get a copy of all surveillance footage from the area where the incident occurred—the vicinity of the special teaching building." Natsukawa paused before adding, "The time frame is from three in the afternoon on the twenty-eighth until the teaching building closed that night."
"Surveillance footage?" Horikita Suzune finally turned her head, obvious doubt in her eyes. "The school should have investigated it long ago. If there were any crucial evidence in the footage, this wouldn't have dragged on until now."
"Is that something you need to think about?" Natsukawa asked in return. "Your job now is to carry it out."
Horikita Suzune's expression grew several shades colder, but she did not argue.
"What if Chabashira-sensei refuses to provide it?"
"Then buy it with points." Natsukawa's tone was matter-of-fact. "There's nothing in this school that points can't buy. Information is no exception. If she names a price, pay it."
"I don't have many points left."
"Just because you don't have any doesn't mean the class doesn't." Natsukawa looked at her. "After you get back, tell Hirata about this. Tell the entire class. Say that this is a price we must pay to find evidence. Make them share the expense."
Looking into Horikita's slightly bewildered eyes, he continued, "There are two advantages to this. First, it raises their sunk cost. Once everyone has spent points on this matter, they'll be more