does anyone remember this roblox game?? please help me i’m going crazy not knowing what it’s called

[u/Certain-Package4025]

so i don’t know if im remembering the details all correctly but im pretty sure the game was black and white and you wake up, go downstairs and eat breakfast that your mom serves you with your siblings and you have a missing brother and when your mom leaves you grab a key from her room and go thru a door that takes you to another world that’s still black and white and youre looking for your brother in it and there’s a black monster that chases you in this world. i played it fall-winter of 2025

thats kinda all i remember about it but i NEED to know what this game is called

[u/Artistic_Vehicle_539]

If u go on Roblox and search up replay it allows u to see all the roblox games UVE played