It’s not that easy to rule out!
It depends on that person’s travel history where he has travelled and with whom he has met in last 14 days and their travel history so it’s a chain reaction thing.
Do not panic stay safe and don’t stress down,eat well and avoid travelling and going out
Check your temperature daily 4 times a day
Next Steps
In case if you have any other queries or doubt feel free to consult
Health Tips
Sanatise your home and change the bedsheet and the use disinfectants like dettol when you bath
Stay home stay safe