Then realizing resetting won't work as it is coded that sans still remembers and it'll end in a neutral route.
The only way to truly reset is to beat Genocide.
I think I'll try out the genocide route for a bit more of a challenge; MY NON-GAMER NOOB SELF; Okay, Undyne time. I've beat her in the past so this shouldn't be too different; *gets stuck and gives up/resets*