Yesterday's Tomorrow

During the Spring of my sixteenth year, I received a letter sent to my home. Why was it sent? And who sent it?.. After receiving a letter from her future self, Mana was resolved to erase the regrets her twenty-six year old self had made in the past or so she thought... "Vases or Peaches?" -"That's quite Revolutionary I must say!", "Feeling the Blues?", "Do polar opposites attract?"