Stand by Me Koito decides to spend more time studying, causing Elda to worry Koito is sick of her. She frets further when Koito buys an academic achievement charm from another shrine. Seeing Koito study Elda recalls when she was summoned she had to learn Japanese at a temple school. Due to boredom, Elda keeps interrupting Koito until she realizes she can ask Elda all about history since she lived through it. Unfortunately, Elda's stories are tainted by complaints about how hard life was back then...