“Steampunk mecha meets ancient politics. Godfather x Godson dynamic.”
In an age of steam-punk machines and political turmoil, Chang Geng, a young man from a border town, is saved by Shen Shiliu. He later discovers his true identity and the fact that Shen Shiliu is actually the famous General Gu Yun. Together they face internal corruption and external threats to the empire.
How did this story linger in your heart?
No biological relation. Gu Yun is Chang Geng's godfather/foster father figure. The relationship transitions from familial to romantic as Chang Geng grows up.
It has a complex plot involving 'silkpunk' (steampunk in ancient China) technology and heavy political/military strategy, which can be dense for some readers.
Yes, despite the heavy war themes and angst regarding the characters' health/poisons, they end up together happily.