Living quarters. What we got? 1 2 3 4 5 6. >> A neighborhood patrol officer in Mansfield, England noticed a powerful smell of cannabis while driving near an industrial estate. The odor was unusually strong and appeared to be coming from a specific industrial property. >> Living quarters. What we got? 1 2 3 4 5 6. >> Okay, and six. >> Which would probably be about right. >> Yeah. >> They'll be in there somewhere. >> Shower room here with a toilet. Washing machine. >> But this is the thing though, where Where can it go? There's got to be somewhere. >> In this case, officers weren't acting on a random hunch. That measured approach suggests they were building enough information to safely investigate what they believed could be a significant criminal operation. >> Along the wall, she's got some items in the loft space. >> Yeah, it goes all the way back. >> It should be strongest on the side. >> That wall. >> Where's that bit? Where is the flooring? And on the rear, there is fresh cement on there. >> Here. Here. It's either here or here. >> There There is somewhere. They'll have an ideal spot. >> Yeah, there's a there's There's probably in the in the cabinets here of all this. >> In the roof. >> It's just where >> Where the access >> What makes this different from small drug cases? This wasn't a few plants hidden inside a garage. What officers discovered was an industrial-scale cultivation site. Operations like this require significant financial investment, technical planning, and continuous maintenance. Because of that, investigators often view facilities like this as part of organized criminal activity rather than personal drug use. >> Speak English. Speak English. >> No. >> Where are your friends? Shout your friends and tell them to come. Tell your friends to come. Come to me. Come to me. You're under arrest. Suspicion of cultivation of cannabis. Okay? You don't have to say anything in my army defense. Failure to mention when questioned something which you later rely on in court. If you do say something maybe giving an evidence, okay? >> I saw six, 100%. >> You know when we got in >> Yeah, 100%. There's definitely another four. >> Where are your friends? >> Shout your friends. Tell them to come. Tell your friends to come. Okay. >> It's substantial, isn't it? >> Oh my goodness. >> It's This has been here a while as well. >> Well, yeah, and they've got all the ones drying as well, haven't they? So, they've already harvested a load. Drying. It's been a big operation for a long time, I think. >> They've been living here for a long time as well. >> Yeah. >> Good night, you do. Where they're going to be is going to be right on the far end. That's where the access to the roof is. THIS ONE. COME ON. JUMP UP FOR ME. OOPS. Any more? >> Where? >> Where are your friends? >> Friends? >> Friends? >> 560 in this room approximately. >> There's about 600, 700 plants in there. Just in Just in that one. And this one's even bigger. >> Yes, it's good to >> Couple of thousands. >> Yeah. >> And that's just in these two rooms. >> Robert, you're under arrest on suspicion of cultivation of cannabis. Question of something which you later rely on in court. Anything you do say may be given in evidence, okay? Listen to me. 21:51, okay? Arrested on suspicion of cultivation of cannabis. You do not have to say anything, but it may harm your defense if you do not mention when questioned something which you later rely on in court, and anything you do say may be given in evidence, okay? Do you understand? No, you've been arrested. >> How many walls in that one? There's not another level above us, but there could be on the flat roof above. How do you get up there? So, come down here. >> I saw six on that roof. That's six. The guy who I had second, he said there was six. I'm happy that that's everyone. >> Looking at the investigation, several decisions dramatically increase the suspect's legal exposure. First, the sheer size of the operation made it almost impossible to argue personal cultivation. Second, the sophisticated infrastructure including lighting systems, irrigation, ventilation, and CCTV suggested deliberate planning rather than spontaneous behavior. Finally, operating inside a sealed industrial building attracted attention rather than avoiding it. The very systems designed to support the grow operation also produced odors that eventually alerted police. Under UK law, cannabis is classified as a class B controlled drug. According to court records, all six defendants pleaded guilty to being concerned in the production of a class B drug. A separate allegation involving possession with intent to supply remained on file after the guilty pleas. Ultimately, the court sentenced the six men to a combined total of more than 13 years in prison. As always, criminal liability is determined by the court based on the evidence presented.