Manga
Finished
Jan 24, 2009 to May 24, 2010
6 chapters
A heartrending and heartwarming story about two twins: one who hates everything like himself and one who wishes to keep his promise from long ago. (Source: Psycho Pandas)[Written by MAL Rewrite]
Yakusoku Siren, The Promise Siren, 約束サイレン
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