When 90210 (FINALLY!) returns with a new episode on March 9, viewers can look forward to the following plot developments on “Rats & Heroes.” Do not continue if you want to be spoiler free!

• Naomi returns from St. Bart’s and heats things up with Liam;
• Adrianna and Gia grow closer than ever;
• The love triangle between Dixon, Silver and Teddy escalates;
• Navid’s plan to get rid of Jasper doesn’t go well;
• Debbie confronts Kelly over her crush on Harry.