A new dangerous life

No this is not a reincarnation story. This is a story where Matsuri is in her last year of highschool and slowly separated from her friends on purpose making her friends worried but they do nothing about it. Soon enough they see that her personality has changed. This all started when they had to do a project with pen pals. What happens after Matsuri runs out during class and school to hug someone that is wearing a army uniform while it is raining. What happens when the rain drenches Matsuri's hair? What if Matsuri transfered schools? What happens when Matsuri meets her pen pal in person but get dragged into their pan pals friends into a otherworldly place. What will happen when Matsuri and her father experience changes to their body. Will Matsuri find love? Hell Yes!