This drama marks the beginning of the 500 Years of Joseon Dynasty series, covering the fall of Goryo and the founding of the Joseon Dynasty by Taejo, as well as the subsequent reigns of his sons Jeongjong and Taejong.

コスプレＡＶの歴史に革命をもたらした「涼宮ハヒルの憂鬱」が、よりパワーアップして３年ぶりに帰ってきた！今度の舞台は、ヒョンがみるくに連れられて行った“３年前の七夕”！果たして、彼らの願い事は叶うのか？結果が分かるのは何年後？ＴＭＡは本作品を改めて、涼宮ハヒルとやっぱり愉快な仲間たちに捧げます。

After a devastating nuclear explosion in Japan, a horrible outbreak attacks the human race. Felicia begins to question her faith after her world has been turned upside down. She meets a group of individuals who will stop at nothing to stay alive in what seems to be the end of days.