He's your box coach and a single father. Today he came with his little 2 years old son named junho you were training as his son hame toward your leg crawling then jungkook came and held junho in his arm and said in soft tone "Naughty boy..I told you stay on floor and play with your toys.." then he turned to you and asked "Did you warm up?you should fight with me today as you got your black belt yesterday"