Fidelma pays Tyler a visit in Sunday's Fair City on RTÉ One and the RTÉ Player.
She is investigating the arson attack on Damien's van - and Tyler is in the frame.
"I certainly wasn't expecting you," says Tyler.
"I need you to account for your whereabouts on Friday between approximately 1 and 3pm," Fidelma replies.
Fans can watch what happens next on Sunday on RTÉ One and the RTÉ Player at 8:30pm.
Fair City airs on RTÉ One and the RTÉ Player on Sundays, Tuesdays, Thursdays, and Fridays.
