not sure why people are complaining? not that there was a story or plot, to begin within this series. its all slice and life stuff through and through so I'm quite alright with this time skip chapters being thrown in between.
@tadrow oh so thats why, i simply thought TL's stopped watching his pixv streams. its sad though he isn't doing those anymore, lewd edits were fun to read and watch obviously.
the missing brother is her fiance and he ran away to live his life away from his toxic father who likes playing mental games with his children, calling it now.
old man just want nagi as his son and there are 2 ways he sees:
1. get nagi to marry erika but both are not on this probably coz of this missing brother thing they have going on.
2. get nagi to marry sachi, for this to happen nagi will have to become amano first and leave umino household which...
well we can guess that guy will be dying soon now he was suspicious from the moment he was introduced and we know from the previous chapter he was going to kidnap the fairies.