This is really just leaning into prompt (one of the words from writers write for this month) and constraint (this is a Dr. Stella)
Title: Stowaway
WC: 42
Her fingers closed around the key
Its teeth of brass bit keenly,
Embedded memories in skin
To sow tomorrow’s trouble
The lock revealed itself to be
A compact broken cleanly
To spill its secret blue-green sin
A pin to pierce the bubble
MTZQ Telecommuniculturates 