I was told to ask for Saskia and to say that there was an old family member I wanted to get in touch with.
"What you ask is not easy, to connect to this network you need special SIM".
I nodded and she locked the front door of the shop.
"You have money? It is 200 hundred for SIM then £1 each message".
I gave her £220 in cash. From a drawer she took a SIM, the connections arranged in a little pentagram and put it into a battered Nokia 8110.
"If you have number, it will text the dead"