If you were given the chance to go back in time, would you choose to go back without hesitation?
If we had never met, would you still go down this dangerous road?
---Even if there is a vast sea of people and across time, I will definitely find you.
---The world is so noisy, but I just want to live for you.
Concept: A growth-type heroine who is sensitive and suspicious in the early stage, and is content with the status quo. In the later stage, she has to accept her fate, test repeatedly, and finally break the deadlock.