If he had to hazard a guess, he would say that Core was somewhere in Crypt's base. In order to infiltrate, he would have to regroup and then seek out Lucy once again.
As Rein walked into the city and lifted his eyes off the slip of paper that was given to him, he saw the wondrous architecture of this fantastical city. Welcoming you into the city was a grand arch that glimmered under the shine of the sun, accenting its opulent and rich material. The design of the arch was that of two intertwining dragons, one green and one red.
However, what was past the arch was even more jaw-dropping. A vast, open valley that stretched across the entire city, perpendicular to the entrance. The large ravine was filled with a thick mist that blocked any view from the bottom.