The match allegedly continued for five extra minutes, which saw Bernard Tatsim score the match-winner.
The match was an even-tussle in the opening 25 minutes as the visitors showed the Bintangor-sponsored team that they would not be soft touches.
It was Lahanis right wing Felix Tatsim Jr, who got his side on the board with a four-pointer.
Lahanis went in for another try after forward Steven Supa broke the line and an interchange of passes saw Spirro Mikaive score under the posts. Halfback Robin Soga converted for a 10-0 lead.
Gurias tightened their play and worked their way into Lahanis’ territory and a set later half John Ragi Jr scored an unconverted try his side to trail 10-4.
Soga scored his side’s third try off some individual brilliance. The No.7 chipped and picked up the scraps after a fumble by a Gurias player to race away.
Tatsim Jr converted and the Lahanis found themselves 16-4 in front.
Ragi Jr dragged his side back into the contest with his second four-pointer to narrow the gap to 16-10.
Konie Bernard got his side on level pegging with a try and Jason Missian conversion.
With the scores locked at 16-16, the home side was starting to doubt themselves.
An infringement by Gurias in their 22 saw Soga step up to slot the easy two on offer for an 18-16 lead.
Gurias captain Albert Patak got his side in front for the first time in the match at 22-18, with a try off the back of a strong forward surge.
Lahanis replied through Tatsim and Soga's boot to take back the lead 24-22.
Patak replied for the Gurias with a crucial try to reclaim the lead 28-24.
Soga pulled out a last-gasp play with a chip into open space for Tatsim to regather and score for a somewhat controversial 30-28 win. The National