Both are mini dramas in which the real world FL enters a VR historical world in which she must accomplish tasks to return home.

Both are mini dramas in which the FL is in a VR world where she must accomplish tasks/a goal of some sort, with a guide helping her.

Both are mini dramas in which the real world FL enters a VR historical world in which she must accomplish tasks to return home.

The two dramas are an inversion of each other - one is a real world person entering the world of a historical VR world, the other is a person from a historical VR world entering the real world.

Both are mini dramas in which the real world FL enters a VR historical world in which she must accomplish tasks to return home.

Both are dramas in which the real world FL enters a VR historical world in which she must accomplish tasks to return home.

Both are mini dramas in which the real world FL enters a VR historical world in which she must accomplish tasks to return home.

Both are mini dramas in which the real world FL enters a fictional historical world and meets the ML who is a shady character in that world.

Both are mini dramas in which the real world FL enters a VR historical world in which she must accomplish tasks to return home.

Both are mini dramas in which the real world FL enters a VR historical world in which she must accomplish tasks to return home.

Both are mini dramas in which the real world lead enters a VR historical world in which she must accomplish tasks to return home.

Both are mini dramas in which the real world FL enters a VR historical world in which she must accomplish tasks to return home.