Read manga: The Box of Letters

manga
Other name: 小箱の手紙
Artists: TAKAHASHI Mako
Status: completed
Latest chapter: Ch.000: [Oneshot]
Updated at: Sep 09, 2013
Summary:

Two girls have feelings for each other but neither will admit it. Instead, they play mind games with each other.

Note: This story will make more sense if you're familiar with the casket letters supposedly written by Mary, Queen of Scots.