Teacher, Your Balance Is Too Low

On my first day after transmigrating to Tokyo, I owed two bills. Rent: 60,000 yen. The whale in my head: six yen. [Available balance: 0] [Suggestion: Add funds] She was 1.3 meters tall, with whale-fin ears and a tiny whale with a crooked tail embroidered on her apron. She could do everything: write code, compose music, dissect the structure of novels, and tell who was lying. There were only three things she wouldn't do: repeat things word for word, make decisions for him, or let him touch her. To support her, I got a job as a teacher at Toyosaki. “Sensei, you smiled three times today,” Kato Megumi said. “What you write is more honest than you are,” Kasumigaoka Utaha said. “Come on, say something!” Sawamura Eriri said. “Hero, the gates to the demon realm have been open all day,” Nanami Chion said. “...You're back,” Izumi Sagiri said. “I thought it would get better on its own,” Kirisu Mafuyu said. “Don't you think... this is embarrassing?” Kosaka Kirino said. The little whale: [This time, it's yours.] The day her balance hit zero, she wouldn't die. She would forget him.