The Pea Sprout Warned Me About the Famine

Bullied by a cruel noble consort, a lowly palace maid discovers she can hear plants speak, warning her of a deadly locust plague in thirty days. Teaming up with a time-traveler armed with modern farming tech and secret supplies, she uses the royal gardens as cover to build an underground food reserve. As palace schemes tighten and famine strikes the empire, can this unlikely duo use forbidden crops and clever tactics to bring down their tormentor and seize their own survival?