Last Summer / Season 1 Season guide Last Summer: Season 1 21 episodes Premiered Jan 1, 2021 Updated Jul 22, 2026 Spoiler-safe Advertisement Season 1 Episodes Episode Guide 🛡️ SPOILER SHIELD Season 1 Progress Shield All Safe I'm Watching Caught Up Season: Season 1 Last Watched: None (Not started) Episode 1 Episode 2 Episode 3 Episode 4 Episode 5 Episode 6 Episode 7 Episode 8 Episode 9 Episode 10 Episode 11 Episode 12 Episode 13 Episode 14 Episode 15 Episode 16 Episode 17 Episode 18 Episode 19 Episode 20 Episode 21 Future titles & synopses blurred. Tap "Reveal" on any card to peek. Binge Efficiency Engine Season 1: Filler vs. Essential Canon Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests. 14% 86% Mytharc (3): Crucial lore & season climaxes Core (18): Character development & subplots Side Quest (0): Standalone / filler Show All (21) Crucial Mytharc (3) Essential Canon (21) S1·E1 Mytharc Episode 1 Jan 1, 2021 · 120 min S1·E2 Core Episode 2 Jan 8, 2021 · 120 min S1·E3 Core Episode 3 Jan 15, 2021 · 120 min S1·E4 Core Episode 4 Jan 22, 2021 · 120 min S1·E5 Core Episode 5 Jan 29, 2021 · 120 min S1·E6 Core Episode 6 Feb 5, 2021 · 120 min S1·E7 Core Episode 7 Feb 12, 2021 · 120 min S1·E8 Core Episode 8 Feb 19, 2021 · 120 min S1·E9 Core Episode 9 Feb 26, 2021 · 120 min S1·E10 Core Episode 10 Mar 5, 2021 · 120 min S1·E11 Core Episode 11 Mar 12, 2021 · 120 min S1·E12 Core Episode 12 Mar 19, 2021 · 120 min S1·E13 Core Episode 13 Mar 26, 2021 · 120 min S1·E14 Core Episode 14 Apr 2, 2021 · 120 min S1·E15 Core Episode 15 Apr 9, 2021 · 120 min S1·E16 Core Episode 16 Apr 16, 2021 · 120 min S1·E17 Core Episode 17 Apr 23, 2021 · 120 min S1·E18 Core Episode 18 May 14, 2021 · 120 min S1·E19 Core Episode 19 May 21, 2021 · 120 min S1·E20 Mytharc Episode 20 May 28, 2021 · 120 min S1·E21 Mytharc Episode 21 Jun 4, 2021 · 120 min Advertisement