I, like many others, was skeptical of a sequel without Kurisu. Kurisu, or "Christina", made Steins;Gate what it was, along with all the other lab members. The interaction between Okabe and Kurisu is golden, and gave me warmth to watch.
All this being said, I still gate Steins;Gate 0 a try, and I was absolutely hooked by episode 5. S;G 0 is a whole other adventure in itself, one that really makes