Plot: Just as NIK-HANG is running away in a hurry, SZETO SHUN drives his car and arrives there to save NIK-HANG, who instead tries to threaten SZETO SHUN but in vain, causing SZETO SHUN to lose control of the car and slam into the curb. After waking up from unconsciousness, NIK-HANG finds himself trapped in an abandoned factory with arms and legs locked up in chains