Exiled to the Ice Plains: Three Years Later, I Crushed the Capital (111 episodes)

Framed by her fiancé, the Crown Prince, she was exiled to the bitterly cold frozen wasteland. Everyone believed she was doomed to perish—yet she is a PhD in physics and a chief heavy-industry architect! Locating geothermal springs bare-handed, taming polar bears into dutiful construction foremen, smelting her first batch of molten steel in three days, and forging a two-thousand-ton mobile steel fortress in six months. When the scumbag leads an army north to eliminate her, she commands the giant steel beast forward, crushing all opposition with the sheer might of science. While you climbed the ranks through political intrigue, I changed fate with engineering. Underneath the frost and snow, a new dawn is rising!

Exiled to the Ice Plains: Three Years Later, I Crushed the Capital - Episode 1