Nick inside walls

Image: CBS

Abby puts Mia on notice about her relationship with Arturo.

In the Young and the Restless spoiler preview for the week of February 4 – 8, Summer taunts Kyle about their relationship, Abby calls Mia out on her fixation on Arturo, and Billy and Nick break into the walls of the Newman ranch and make a chilling discovery. For more, read’s Monday Y&R day-ahead recap and peek at the Y&R spoilers to find out who makes a decision that could change everything.