The Beginning of the Apocalypse, the Unsealed Billions of Zanpakutō

June 6th is Children's Day! Like entertainment from a certain supreme master, countless people disappeared into Blue Star, ushering in the era of great time travel! In a certain post-apocalyptic comprehensive world, when Mubai took off his glasses and looked at the countless zombies parading outside the light curtain, he grinned, and there seemed to be billions of stars flashing in his eyes... The introduction is weak, please read the text! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.