Episode 17 Shangyin Addicted (Heroin) Season 1 Finale

Gu Hai and Bai Luo yin are back together as lovers and lived together
Gu Wei Teng (Gu hai's father) Caught the two stepbrothers having an intimate moment
Gu Hai and Bai luo yin also confessed to Bai Han Qi (Bai luo yin's father) that they are lovers but he accepted their love affair.

Gu wei teng wants to separate the lovers and bring them to the military camp
Bai Luo yin and Gu hai escaped and ran away together

Bai told his father that he ran away with his lover

While Gu Hai was driving Bai Luo yins car they get into an accident
Gu Hai was unconscious and hurt and was brought to the hospital
Gu Yang (cousin of Gu Hai) went to the hospital and confessed to Bai Luo yin that he sabotaged Bai Luo yins car to get him killed but it backfired leaving Gu Hai in a comma

Gu yang threatened and blamed Bai luo yin for Gu hais accident

Bai Luo Yin told Gu Yang to tell Gu hai that he died in the accident

Gu Hai thought that Bai Luo yin died and got soo depressed but realized that Gu yang lied to him
And Gu yang said Bai Luo yin didnt die but went abroad
Gu hai looked for Bai Luo yin abroad but failed

After 8 years
Gu hai becomes a successful businessman while Bai luo yin becomes a military pilot