Maybe its to late, but I can tell you how to find those secrets
13 (ROT13) Lbh unir gb qb gur yriry gur abezny jnl ohg va gur ynfg zbzrag lbh unir gb obhapr ba gur oyhr guvat naq tb gb gur hc mbar va beqre gb uvg gur cvax guvat sbe 4gu gvzr.
14 (ROT13) Lbh arrq gb chg cvax tynffrf gb gur punenpgre ng gur ynfg fperra ol chggvat gur cvax fuvryqf ba gurve rlrf.
18 (ROT13) Lbh unir qb n irel gnyy fueho hfvat gur guerr gerrf (gurer vf bar uvqvat va gur obggbz evtug pbeare). Lbh unir gb fgnpx gur gerrf naq znxr fher gung gurer vfag nal ivrjnoyr gehax vafvqr gur fdhner.
These arent hints, they are directly the solutions.