Liu Bei founded the Shu Han state; Zhuge Liang was its leading statesman and strategist. The museum complex brings their commemoration together. Start by distinguishing the ruler from the minister, then use the halls, inscriptions and memorial spaces to explore how later generations remembered them.
If your interest comes from novels, games or television, separate that storytelling from historical evidence. Ask what a display documents and what belongs to the later cultural reputation of a person. That question makes the visit accessible without assuming prior expertise.