my period should have started 8 days ago, I have had nausea for 4 days. and today I have this (blood) or I don't know what it is. what could it be? what can it mean ??

Br

my period should have started 8 days ago, I have had nausea for 4 days. and today I have this (blood) or I don't know what it is. what could it be? what can it mean ??i don’t

have discarche like this until now.