Glendronach Ode to the Dark is a Highland single malt Scotch whisky presented at 50.8% ABV and associated with Pedro Ximénez sherry cask influence. For a new drinker, that usually suggests a fuller, richer style with a sweeter and darker sherried character than lighter, fresher malts.
Expect a whisky that leans toward dried fruit, chocolate-like richness, and oak spice rather than smoke or coastal notes. The higher strength may make it feel more intense, so a small splash of water can help open it up.