Oh yes, good point. It can, a friend did it when I ran concurrently with him. It’s not perfect, but it works. I think in terms of importance, it’s lowest on the list (or 2D mode, if that’s not your cup of tea). The additional story is… OK.
But again, you haven’t lived until Serena and Rab both decide to shy pox on the same turn and the boss decides to go ham on the MC, resulting in game over cause you have all the hard stuff turned on.