14 Days in Quarantine

It was the time when coronavirus took over all around the world. Most of the countries were in months of lockdown. However, Millie was having her usual peaceful days as an introvert and a self-occupied girl. Slowly, the country started falling back to normal. She was somewhat happy that she could go to the university, go for her walks, and could spend her time in the library located at the edge of the town. It was only when she got a call from the national health service that she tested positive for the coronavirus antigen test that she took a day before and has to self-isolate for 14 days. What happens in these fourteen days?