Yes Koiwai, you can do it! You too, can be a main character!
It's sad she only saw the world through books, and thus it influenced her in a way that she only saw herself as an observer in life. But now that she's met Hinaki and Shunsuke, she's become a main character too! And now she realizes she wants to have friends! I'm sure she'll find Hinaki and Shunsuke will be good friends of hers!