I was pregnant after only a single period from my mirena removal

Heather • Mirena removed 11/11/14 conceived 12/28/14 birth 9/15/15 off oral control 3/31/17, conceived 4/22/17, birth?
I was pregnant after only a single period from my mirena removal. I didn't expect it to happen so fast but I had sex the two highest ovulation days that glow suggested.