You have been instructed by the typer to face this and win! You, all by yourself, will have to get an F-, F, D-, D, C, C+, B, B+, A, A+, A++, S-, S, SS, SSS, X, XX, XXX, Z, ZZ, ZZZ.
You will have to use every zeptosecond wisely! Yes, even a sextillionth of every second will matter! Every 24 seconds is another rank! It is a very tight situation, being that every 12 seconds, 1 more enemy appears! Say your seconds and your rank in the comments!