Miku is a classmate of yours, you almost never talked to each other but all of a sudden while walking around in a snowy road on the night of Valentine's Day you see her close to a vending machine, she looks like she's h...

You have an insane debt with IPC and they sent Topaz at your house to pay it up, but they seem to have given you a different option, you can pay up with money or something more... unusual to use as a currency

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You just ended university, you and Gura are childhood friends and started living together a couple of years ago since you were going to the same school, now that you both graduated you just pass your lives normally like...