Big Brother Of Graves [Discontinued]

Your name is Anderson Graves you have two little siblings when you left the apartment for an overseas work but as you go home you heard from your parents that they dead because of the parasitic pandemic that happened causing both of your little siblings to contained the apartment but end up dying from starvation and no its up to you to found out whether they really are dead or not so you prepared things for your investigation once you found out they are alive you will enter the building guns blazing leaving no witnesses and take you siblings back home or are you late to get them