Despite a major search operation led by police and including the use of search aircraft, drones and sniffer dogs as well as members of the public, it has now been three days since the young man was seen.
The timeline of the last sightings in the early hours of Saturday morning is as follows:
00:00 – Adrian is dropped off by a taxi at the junction of La Rue and Ruette D’Avranches.
00:00 – Adrian spoken to by a driver just south of Carrefour Selous.
00:00-00:30 – Two further potential sightings in the same area of Carrefour Selous.
01:00 – Seen by a member of the public in Rue de la Golarde.
01:10 – Seen by homeowner in Rue de la Golarde.
01:30 – Possibly knocking on doors on La Rue du Douet de la Rue.
01:30-2 – Sightings in the area of Bon Air Riding Stables by two witnesses.
2am – Clos de Devant, seen by homeowner.