B: The Beginning — 2018-2021 · 2 seasons · 18 eps

★ 7.0

B: The Beginning

Name: B: The Beginning
Genre: Action, Animation, Crime
Released: 2018
Rating: 7

2018-2021 2 seasons 18 episodes

★ 7.0 (6,057 votes) Bottom 30%

IMDb

Genius investigator Keith Flick rejoins the royal police force just as serial killer "B" emerges. Mysterious youth Koku may be an ally, or a target.

Episode Ratings Grid

Every episode at a glance, color-coded by rating. Rows are episode numbers within each season, columns are seasons.

Size: M

7.2

6.6

7.3

6.9

7.4

6.8

7.3

6.5

7.6

7.1

7.7

6.4

7.7

7.5

7.7

E10

7.6

E11

7.7

E12

7.8

Avg

7.5

6.7

Good

Mid

Episode Power Rankings

The best and worst episodes at a glance. Use this to find must-watch episodes or ones you might want to skip.

🏆 Top Episodes

#1 7.8

S1E12 Episode #1.12

The RIS races to the scene, while Keith confronts Gilbert at the old Jaula Blanca facility. Koku fights Laica for his and Yuna's survival.

S1E6 7.7

Episode #1.6

After confronting Keith on the roof of the hospital, Koku agrees to meet him at a temple the next day. Keith is declared a murder suspect.

S1E7 7.7

Episode #1.7

Minatsuki gives the OK for the others to attack Koku, but Keith intervenes to protect him. The RIS receives an ultimatum.

4. S1E9 "Episode #1.9" 7.7
5. S1E11 "Episode #1.11" 7.7
6. S1E5 "Episode #1.5" 7.6
7. S1E10 "Episode #1.10" 7.6
8. S1E8 "Episode #1.8" 7.5
9. S1E3 "Episode #1.3" 7.4
10. S1E2 "Episode #1.2" 7.3

📉 Bottom Episodes

#18

S2E6 6.4

Episode #2.6

With the RIS continuing their pursuit of Killer B, Koku goes into hiding, but Kirisame seeks him out for a final confrontation.

17. S2E4 "Episode #2.4" 6.5
16. S2E1 "Episode #2.1" 6.6
15. S2E3 "Episode #2.3" 6.8
14. S2E2 "Episode #2.2" 6.9

The Quality Arc

Each point is an episode, plotted chronologically. The colored bands mark season boundaries. Look for upward or downward trends to see if quality improved or declined over time.

Trend

Episode Engagement

Vote count shows how many people cared enough to rate. High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

Rating threshold:

5 Standouts

4 Infamous

3 Hidden Gems

6 Forgettable

Top Standout: S1E12 Episode #1.12

Most Infamous: S1E1 Episode #1.1

Best Hidden Gem: S1E11 Episode #1.11

Episodes plotted by rating vs. vote count. The vertical line marks the rating threshold (7.5). More votes = more engagement. Toggle above to compare against global or show-specific median.

Season Momentum

Did each season build momentum or fizzle out? Green arrows mean the finale rated higher than the premiere. Red means the opposite. Longer arrows = bigger swings.

Season Consistency

Some seasons are reliable bangers. Others are hit-or-miss. Each dot is an episode. Tightly clustered dots mean consistent quality. Scattered dots mean a mixed bag.

Each dot is an episode. Clustered dots = consistent quality. Scattered dots = variable season. Hover for episode details.