Jennifer Ann's poem is about being let down by the one person who was supposed to hold you up. The speaker is already struggling, too weak to stand, let alone leave. Someone promises help, but at the key moment withdraws their hand, and the speaker is left worse off than before.
The feeling underneath is a mix of helplessness and betrayal. The line "Slower than quicksand" is striking: quicksand is already a trap, so falling more slowly than it suggests a drawn-out, painful collapse rather than a sudden crash. The speaker calls this person their "only stability," which makes the loss feel total, as if nothing else is left to lean on.
The mood is quiet and heavy. Short lines and simple rhymes (hand, sand, land) give it a plain, almost resigned tone, as though the speaker has accepted the fall. The title's word "Stablity" feels ironic, since the poem is about its absence.