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Kim Sung Ri's sweet OST "Falling in Love" is his 3rd solo OST release after being recognized for his vocals on 'Produce 101' season 2. His group Rainz also participated in an OST for 'Hospital Ship', coining Kim Sung Ri as a rising star in the OST genre. 

Meanwhile, 'Borg Mom', about a robot woman and her struggles with an elite group of moms whose children go to the same kindergarten, airs every Fridays at 9:50 PM on MBC!