
Ok anyone know a manga where there is a world that when your born you get a familiar who will grant you one wish anyway it’s about a boy who’s sister is killed so he wishes to turn back time to stop his sister dying and it turns out his cat familiar is actually the white tiger

It was not his sister but the girl he liked who died.
Here ya go
http://www.mangago.zone/read-manga/flow/
Does anyone know a manga about a actor or idol he’s a guy but he is mistreated by his family who are involved with this other actor/idol guy who happens to be their son as the dudes mother switched babies at birth so her son would be wealthy but the guy getting mistreated meets a man who supports and loves him eventually and they find out the truth and the rich family want their real son back
Please anyone recognise this let me know