In which two idols hide their son from the world. A mistake they did long ago before becoming trainees. But is it right to call their own son, a mistake? ᴄɑɴ ᴏɴᴇ ᴍɪsᴛɑᴋᴇ ʀᴇɑʟʟʏ ᴅᴇsᴛʀᴏʏ ɑ ʟɪғᴇᴛɪᴍᴇ ᴛᴏɢᴇᴛʜᴇʀ? Follow Twice's Tzuyu and Seventeen's Mingyu, in their journey of an emotional rollercoaster, which will, surely, drain your emotions. Date Started : 30 December 2017 Date Ended : 04 June 2018 EDITED (2020)