One Room - Season 1

One day, a student named Hanasaka Yui moves into the apartment next door. You two start a relationship as just friendly neighbors, but a certain wish ends up moving the relationship a little forward. This is the story about you and Hanasaka Yui one winter..

You and Yui have gone from being neighbors to tutor and student. While you're alone together in a small room, you feel like you're getting closer and closer. One day, you go to the public bath together and make a small but important promise

Yui makes you dinner as thanks for helping her out with her studies. You both spend somee fun times together, but then Yui gets the results of her mock exam and is depressed. One snowy night before her entrance exams, you spend a nice evening together

Yui finally goes to take her exam with the you good luck charm you gave her in hand. One day, while you two are walking down a path of cherry blossoms, Yui tells you a secret. This will probably be an unforgettable moment for the both of you. And then..

Your little sister, Natsuki, suddenly shows up in the middle of your busy days. Apparently she came to take care of you while she was on her summer vacation. This is the story about you and Natsuki one summer

Having idle conversations and living with someone. Natsuki reminds you of these warm feelings you had forgotten about after living alone for so long. Natsuki works really hard for you, and in return, you try to reward her with a beautiful view...

It's been quite a few days since Natsuki first arrived and the fun and lively days continue. However, you start feeling anxious. Despite how pathetic you may feel, Natsuki always cheers you on. You then come to a decision..

After your cold words, Natsuki tells you what's on her mind. You and your stubborn sister find out what you both are actually feeling for the first time. Soon, these carefree yet important days come to an end when summer vacation ends...

You reunite with your childhood friend, Moka, in Tokyo, and you both are working hard toward your dreams, despite the harsh reality you both have to face. Despite you both usually being alone, you two start to get a little closer and things get a little warmer. This is the story of you and Moka one autumn.

Moka smiles and cheers you on as you've made it one step closer to your dream. You two end up having a fun time like you used to as children. However, reality presents itself and Moka seems troubled. A slight shift in both of your paths seems to have appeared

Despite how nice you've been, Moka can't seem to hide her slight annoyance. She also ends up getting sick because of overwork. You come to take care of her, and she shows you her weaker side. Through your kindness, Moka comes to a very important decision.

When Aoshima Moka gave up her dream to become a singer and leaves your home, you find her to give her the final result of your novel. It inspires her to chase her dream with your full support.