At the poolside:   " I didnt know you had siblings apart from Leeteuk?" Donghae asked.    " Yunho oppa is my biological brother, but he decided to accompany dad and grandpa instead of moving out. Sulli was the daughter of my stepmother before she had married my dad ever since mum died." Tiffany explained.   " Let me guess, you and Sulli were like Yin and Yang right?" Donghae said.    Tiffany smiled and nodded her head.   " We never agree on anything. There was once whereby Sulli liked Luhan, in order to save his family business, they were engaged. However, Luhan rejected her and disappeared on the day of engagement. That's why after he left, I waited for him. Because I believe that he went to help out in the family's business but didnt want to tell me to make me upset." Tiffany explained.    " Then after he came back, who knew that he had forgotten about you and everything right?" Donghae continued.   Tiffany nodded her head again," he had met with an accident overseas and lost his memories. He came back so as to refresh his memories. That is why I would not give up on him until he falls in love with someone else."    "Just follow your heart." Donghae advised.   Dinner time:   "Grandpa, are you alright?" Leeteuk asked.   "No I'm not. If I'm not alright, you'll come back everyday right?" Grandpa jokingly asked.   "Grandpa..." Tiffany sighed.   "If you guys want to move in, the doors are always opened for you guys