Thanks to @YyAoMmIi now the title makes more sense, the "complex" is a reference for the building that Legosi was living in, so now I'll be waiting for a chapter with Zaguán.
Maybe I'm reading it the wrong way but i think sensei is replicating the same conditions that led him to being bullied because he wants an answer if things could have been different if the bullied one decided to stop. Now that the test subject cassualy is the daughter of his enemy looks like a...
@Haraken
Among all the discussion of how "Merii has tailored Chii to her tastes" something important comes during the sickness arc that few people notice: Merii and Chii shared a very intimate and deep bond while doing the healing, it's not only the mere transfer but all that time that those two...
When he believes this is too good to be real he backpedals terribly and when he finally has the guts to confess, the universe finds a way to cockblock him, lol.