The Legion System

On one fated day, tens of millions of clueless people scattered throughout the world suddenly vanished without a trace. Their existence from the hearts and minds of those who had been left behind was delivered into oblivion, leaving the chosen ones as visages of the past. New identities had been forged as they found themselves in front of angelic beings who looked down on them like parasites that should never exist. "Have these puny mortals really been chosen by the Tower?" Radan Myrr, a destitute man who has been taking care of his mentally ill grandmother alone, as he was among the naive ones transported to the Tutorial Floor, heard the angel's voice filled with intense repulsion. It was then... Ding! [Welcome to the Tower of Worlds, Adventurer!] [You have been bestowed a Divine Blessing!] [You have gained the "Last Will of the Forgotten Legionnaire!] [You have obtained the Legion System!] [You shall remember those your heart holds true.] [For they shall perish, your heart shall be beholden, too.] Amidst these extraordinary circumstances, there was only one thing flooding Radan's troubled mind, knowing that his grandmother at this very moment was already at death's door. 'Who will bury grandma's body...?'