Astro First HD Astro

After So-ri transfers to a new school, she finds an anonymous letter in her desk drawer. It introduces the school and contains a clue to finding the next letter. Following the clues and searching all over the school like she's on a treasure hunt, So-ri meets Dong-soon. The two quickly become friends, and as she discovers one letter after another, their connection continues to grow.

After So-ri transfers to a new school, she finds an anonymous letter in her desk drawer. It introduces the school and contains a clue to finding the next letter. Following the clues and searching all over the school like she's on a treasure hunt, So-ri meets Dong-soon. The two quickly become friends, and as she discovers one letter after another, their connection continues to grow.

After So-ri transfers to a new school, she finds an anonymous letter in her desk drawer. It introduces the school and contains a clue to finding the next letter. Following the clues and searching all over the school like she's on a treasure hunt, So-ri meets Dong-soon. The two quickly become friends, and as she discovers one letter after another, their connection continues to grow.

After So-ri transfers to a new school, she finds an anonymous letter in her desk drawer. It introduces the school and contains a clue to finding the next letter. Following the clues and searching all over the school like she's on a treasure hunt, So-ri meets Dong-soon. The two quickly become friends, and as she discovers one letter after another, their connection continues to grow.

After So-ri transfers to a new school, she finds an anonymous letter in her desk drawer. It introduces the school and contains a clue to finding the next letter. Following the clues and searching all over the school like she's on a treasure hunt, So-ri meets Dong-soon. The two quickly become friends, and as she discovers one letter after another, their connection continues to grow.