Anyone experienced a twin hiding behind the other on a early scan

Ebony Jay • I'm 27 and my boyfriend is 34, from mid Wales, two angel babies and one beautiful daughter, Elsie who will be 4 soon , expecting our next little miracle 01.10.2022
So yesterday I had my appointment I'm measuring 6 weeks 5 days. But my hcg level is 45 000. When looking at the scan I'm sure the sonographer was unsure if there was more than one but looking t my son photo I swear I can see where the fetus is attached in two places. Making me think there is two x