1964.Hashima's mine was abandoned for four months because it could not prevent the explosion. Most of the miners left the island, and the remaining people also lost hope.In the Araki family, Ippei (played by Kunimura Hayabusa) is also bedridden due to years of fatigue.

A heavy air hangs over the entire island, but Teppei (Ryunosuke Kamiki) nonetheless develops new areas with untapped coal seams in an effort to find a way to resurrect Hashima.

Under such circumstances, Teppei and Asako (played by Sugisaki Hana) avoided the public eye and went to Nagasaki for a long-lost date.The two established a good relationship, but there were also rumors that Tie Ping was not good....

On the other hand, modern hospitals.Izumi (Nobuko Miyamoto) was persuaded by Kazuma (Omi Toshiki) to undergo a test for dementia.Izumi's secretary Sawada (played by Yoshi Shuka) notices that Kazuma has some bad intentions.

Under such circumstances, in order to find news about Teppei, Ling Yang (played by Kamiki) collected Hashima's record glue at auction