Be My Valentine, Charlie Brown (8 p.m., ABC) – In this animated special, Charlie Brown hopes for just one Valentine, while Sally sees a box of candy Linus bought for his teacher and thinks it’s for her.
Grimm (8 p.m., NBC) – A grisly murder in a hotel leads to a guest who claims to be haunted by a terrifying creature in the night.
Reign (9 p.m., The CW) – In the Season 4 premiere, Queen Mary tests her brother James to confirm his loyalty after hearing about his meeting with John Knox.
Hawaii Five-0 (9 p.m., CBS) – The team investigates the murder of a man taking a class on how to meet women.
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Sleepy Hollow (9 p.m., Fox) – Jenny and Crane revisit parts of their past as they return to Sleepy Hollow.