I Thought It Was Time Traveling, but My Best Friend Told Me It Was Traveling Through Books

(Lightning protection reminder: There are CPs, and there are multiple pairs of CPs, but each pair of CPs is 1v1 and may be a bit group-like. The heroine has an out-of-touch personality and is not necessarily a good person. There is a system, there may be cheats, there is more than one map, and the protagonist's map may be upgraded later) Once in time, Sang Nanzhi, the businessman, obtained an identity that he could safely display - Her Royal Highness the Princess. Of course Sang Nanzhi chose to display it! After traveling through time, Wannian Xianyu Jiang was surprised to find a new identity - the daughter of General Jiang Zhao. Xianyu Jiang originally wanted to continue to show off, but she unexpectedly discovered that the world seemed not as simple as she imagined... After Sang Nanzhi and Jiang Jingxu explored the world, they discovered... Overall, it is a story about fashion designer Sang Nanzhi, a beauty guru, and cartoonist novel genius Jiang Jingxu, who join forces to create a prosperous world and travel around the world, and meet an unexpected person.