@boag I get that part, the whole concept of the multiverse/branching timelines thing is simple enough (as long as you aren't actually trying to work out cause and effect to get the best possible ending), but what I don't understand is why these stupid MCs get surprised by the fact that lots of things can and will change outside their expectations after they've gone and changed key events
...I mean, if he was Aizen grade smart and it didn't go as planned, then maybe I'd buy it (that dude planned shit out literally thousands of years in advance and, aside from Ichigo kicking his ass at the end, everything went exactly as he wanted it to) but this guy is not, he's just some random human who liked anime then died and got sent to an otherworld that strongly resembled the story of one of the anime series he happened to have liked