BTOB's Sungjae surprises a fan and helps her with her homework with 'Dingo Music'

This time, BTOB's Sungjae showed up to surprise one female fan who is currently studying to become a scriptwriter for television. As always, the fan reacted in utter shock when she saw Sungjae sneaking up on her, and the two sat down so that Sungjae could help with the fan's assignment. 

The fan revealed to Sungjae how she came to harbor her dream of becoming a scriptwriter, as well as some of her struggles in school. Sungjae even sang a bit of his part from BTOB's "It's Okay" on the spot live, after hearing that the song helped the fan during rough times. 

Watch above as Sungjae spends some quality one on one time with his fan, from rehearsing lines from her script with her, to playing games, giving her gifts, and more. Which BTOB member popped in as another surprise halfway through? You'll have to wait and see to find out!