has this happened to anyone else?

Joanne • Mummy to Lara Rose 17.12.15 💗👼 miscarriage 08.07.18 💗👼 🌈 Eva Azalea 04.05.19🌈 baby tivey 02.2023 🥰

after a bfp at what I thought was 6 dpo and 10 dpo followed by bfn without bleeding then positive opks on Monday just gone I've had a temp spike this morning! Looks like I've moved on to the next cycle without a bleed inbetween. I'm so confused. I had no idea this was even possible 🤔 x