[skeeter2020]

It's still a red flag that needs to be explained. Unfortunately most employees will assume they did not leave voluntarily. The OP's reticence to jump is understandable

[sjg007]

“I made a mistake.” Easy. “Not a good fit”.

Nobody expects someone to get married after a couple dates.

[dxf]

But that's my point. It shouldn't be a red flag on the candidate, and shouldn't need to be explained.

[Clewza313]

That's the way it ought to be, but unfortunately that's not the way it is considered by many in reality, so it's rational for a candidate to want to avoid that situation.