It was dramatic because of the cliffhanger, which a pro gamer move mangaka do to keep interest.

And to further my point, this story/ manga was never was about deal with extreme emotions of loss like death. It shine light on emotion which is quite menial but still important.
So you and many people tried to read into it and speculate what happend - but you were just wrong

I would say the cause was more comment section than anything else
Last chapter's comment section was all about his brother dying in diff ways

I see where all recent art budget went to. And here I was wondering why all lionheart elder look goofy

I like how nobody talking about mc's father mother, essentially aren't they brother and sister

He needs Seol-ah long exposure therapy

Didn’t fmc had that?

Because can't remember shit

A jake look alike from shadow, well they are suppposed to be brother

You looking fashionable from your grave
Oh! Shit, spoiler

Well, she wanted to take reiji's mum's place and she is doing fantastic job

Art is way to good for this stupid story

So, she is the naked god anderson and her sanctuary deployment is automatic with following her worldine powers.
Interesting....

10, probably

Ah! The popular anime, I have watched season1, it had great fights

You think?
Sir, your fun was ruined but not totally because that's not the full truth

And thier personality unmatched, sometimes it can dogmatic but who cares

The fucker better had died
Or else i am coming for his ass

So what's this domain expansion and where is it from?

Ah! It's okay, it didn't matter when we were visible, embrace the invisibility

Nowadays, there isn't anyone who would think I'm unhappy and sit with me
But I can sit alone doing nothing feeling nothing thinking nothing