Ryusei had noticed Kengo's astonishment out of the corner of his eye as he'd lowered his gaze to the ground when Kengo turned around. Ryusei didn't know what it meant. If anyone but Jirou had slept over in Ryusei's room, Ryusei would jump, too.... Probably. Maybe. It wasn't like he would have been so accustomed to sleeping at his desk that he wouldn't have remembered right away why he was. Was Kengo used to sleeping at his desk?

Ryusei didn't not remember what—when—what Kengo would have last remembered, but it took him a moment to acknowledge it. Kengo had a right to be startled, didn't he? If Kengo's last memory of Ryusei had been....

"Is it?" he muttered. "I couldn't tell. ... You locked me in."