Sniff sniff… this scent… One day in dog heaven, Bong-gu wakes from his nap to a very familiar scent. Sniff sniff… it's dad!. Though faint, surely it is dad's scent he has been waiting for. Jubilant, Bong-gu escapes dog heaven and embarks on a journey to meet his dad - a journey that may hold unexpected dangers. Just as his dad once found him by some miracle, it is now Bong-gu’s turn to find his dad. Will Bong-gu be able to see his dad again?