Regressor Instruction Manual

<h3>EN</h3><p>He was suddenly summoned to another world one day.<br/>Monsters poured out, a huge disaster incoming.<br/>His ability the lowest.<br/><br/>[Player's level is low]<br/>[Your level is hopeless]<br/><br/>It doesn't matter whether you're the chosen warrior, a talented wizard, <br/>or someone who travelled back in time. <br/>One must do everything they can,<br/><br/>in order to survive.<br/><br/>The Regressor's Instruction Manual.<br/><br/>"It doesn't matter if I'm trash." Is there anyone who wouldn't do anything they could to survive?</p>