Diamond Realm

The Diamond Realm is a location in the SMT series.

Description
A place that exists outside the normal world, time in it moves slower than in the real world.

Episode 5
Suou Tatsuya, Yuki Makoto, Komaeda Nagito and Kadoya Tsukasa arrive after Kadoya desperately casts Toraport in an attempt to save them.

They are greeted by Hagakure Yasuhiro who has been residing here ever since somehow smoking his way up here. He gives the party the offer to get blessings if they can defeat phantoms from the realm. Makoto is matched against Doomguy and Komaeda against Mastema.

Before Tatsuya has to fight Kadoya for a blessing, he reveals that he is actually himself from another timeline that was doomed, and desperately took a last resort opportunity by a complex man to try again.

After they recover their strength, Hagakure bids farewell, and they return to the new world that awaits them...