The Lonely Heart's Love Letter

Yuuki, a university student weary of his mundane existence, discovers an unusual chocolate tin in his bag after returning home from class. Inside, he finds a letter from an unknown sender bearing the simple message, "I want a friend." Amused by the peculiar discovery, Yuuki writes a reply as a joke. However, the next morning, he is surprised to find another letter waiting for him inside the tin, marking the beginning of an unexpected correspondence. This edition includes the main story along with an extra chapter.