MBDD-2159 Rena Miyashita/Crystal Heaven

How do you feel as a couple with Rena Miyashita?But is it just my imagination that the atmosphere seems to change drastically every time we meet?Rena's bright and charming impression has changed to a pessimistic and stoic one.She slowly points the gun at her, but whether she gets shot or not depends on her mood.Why not experience the thrilling daily life with Rena?