Doma Residence, living room.
"Now that the joint exam results are out, Umaru can finally devote all her attention to gaming again! Awesome..." The moment she got home, Umaru Doma eagerly switched on the game console.
"Umaru, even before the joint exam results came out, didn't you always have a game in your hands?" Sogo Doma said, black lines forming on his face.
"Onii-chan, you just don't understand. Before the joint exam results came out, Umaru still had worries on her mind while playing games, so she couldn't focus all her attention on them..." Umaru Doma retorted.
Sogo Doma: "..."
If they hadn't already pulled several all-nighters playing games, he might actually have believed this imouto's nonsense.
As he grumbled inwardly, Umaru Doma continued:
"Besides, Utaha is here today. Heh, hehehe, Teacher Utako Kasumi, let Umaru lead you on a killing spree today!"
"Huh!?" Utaha Kasumigaoka froze. "I-I have to join too?"
"Mm! Of course. I heard Komaru say..." Umaru Doma instantly switched personas.
"By the way, speaking of Komaru, isn't she here today?" Utaha Kasumigaoka asked.
"Komaru went back to her hometown. After all, Umaru and I both have school, so we don't have time to look after her. She only comes over when she has time..." Having long grown accustomed to covering for his imouto, Sogo Doma casually came up with an excuse. "Umaru, even if the results are out, don't spend all day thinking about playing games. It's one thing if you play by yourself, but you're even dragging..."
Before he could finish, Umaru Doma waved her hand. "Got it, got it. Onii-chan can be really naggy sometimes. Oh, right, why did Utaha suddenly think of coming over today?"
Utaha Kasumigaoka: "..."
She glanced at Sogo Doma, signaling with her eyes, "Sogo-kun, you'll have to explain this